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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.13 by elmex, Fri Apr 7 20:57:29 2006 UTC vs.
Revision 1.411 by root, Sun Jul 22 19:34:59 2007 UTC

1package Crossfire::Client::Widget; 1package CFPlus::UI;
2 2
3use utf8;
3use strict; 4use strict;
4use SDL::OpenGL;
5use SDL::OpenGL::Constants;
6 5
7our $FOCUS; # the widget with current focus 6use List::Util ();
8our @ACTIVE_WIDGETS; 7use Event;
8
9use CFPlus;
10use CFPlus::Pod;
11use CFPlus::Texture;
12
13our ($FOCUS, $HOVER, $GRAB); # various widgets
14
15our $LAYOUT;
16our $ROOT;
17our $TOOLTIP;
18our $BUTTON_STATE;
19
20our %WIDGET; # all widgets, weak-referenced
21
22our $TOOLTIP_WATCHER = Event->idle (min => 1/60, cb => sub {
23 if (!$GRAB) {
24 for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) {
25 if (length $widget->{tooltip}) {
26 if ($TOOLTIP->{owner} != $widget) {
27 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
28 $TOOLTIP->hide;
29
30 $TOOLTIP->{owner} = $widget;
31 $TOOLTIP->{owner}->emit ("tooltip_show") if $TOOLTIP->{owner};
32
33 return if $ENV{CFPLUS_DEBUG} & 8;
34
35 my $tip = $widget->{tooltip};
36
37 $tip = $tip->($widget) if CODE:: eq ref $tip;
38
39 $TOOLTIP->set_tooltip_from ($widget);
40 $TOOLTIP->show;
41 }
42
43 return;
44 }
45 }
46 }
47
48 $TOOLTIP->hide;
49 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
50 delete $TOOLTIP->{owner};
51});
52
53sub get_layout {
54 my $layout;
55
56 for (grep { $_->{name} } values %WIDGET) {
57 my $win = $layout->{$_->{name}} = { };
58
59 $win->{x} = ($_->{x} + $_->{w} * 0.5) / $::WIDTH if $_->{x} =~ /^[0-9.]+$/;
60 $win->{y} = ($_->{y} + $_->{h} * 0.5) / $::HEIGHT if $_->{y} =~ /^[0-9.]+$/;
61 $win->{w} = $_->{w} / $::WIDTH if defined $_->{w};
62 $win->{h} = $_->{h} / $::HEIGHT if defined $_->{h};
63
64 $win->{show} = $_->{visible} && $_->{is_toplevel};
65 }
66
67 $layout
68}
69
70sub set_layout {
71 my ($layout) = @_;
72
73 $LAYOUT = $layout;
74}
9 75
10# class methods for events 76# class methods for events
11sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS } 77sub feed_sdl_key_down_event {
12sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS } 78 $FOCUS->emit (key_down => $_[0])
13sub feed_sdl_button_down_event { $FOCUS->button_down ($_[0]) if $FOCUS } 79 if $FOCUS;
14sub feed_sdl_button_up_event { $FOCUS->button_up ($_[0]) if $FOCUS } 80}
81
82sub feed_sdl_key_up_event {
83 $FOCUS->emit (key_up => $_[0])
84 if $FOCUS;
85}
86
87sub check_hover {
88 my ($widget) = @_;
89
90 if ($widget != $HOVER) {
91 my $hover = $HOVER; $HOVER = $widget;
92
93 $hover->update if $hover && $hover->{can_hover};
94 $HOVER->update if $HOVER && $HOVER->{can_hover};
95
96 $TOOLTIP_WATCHER->start;
97 }
98}
99
100sub feed_sdl_button_down_event {
101 my ($ev) = @_;
102 my ($x, $y) = ($ev->{x}, $ev->{y});
103
104 $BUTTON_STATE |= 1 << ($ev->{button} - 1);
105
106 unless ($GRAB) {
107 my $widget = $ROOT->find_widget ($x, $y);
108
109 $GRAB = $widget;
110 $GRAB->update if $GRAB;
111
112 $TOOLTIP_WATCHER->cb->();
113 }
114
115 if ($GRAB) {
116 if ($ev->{button} == 4 || $ev->{button} == 5) {
117 # mousewheel
118 my $delta = $ev->{button} * 2 - 9;
119 my $shift = $ev->{mod} & CFPlus::KMOD_SHIFT;
120
121 $ev->{dx} = $shift ? $delta : 0;
122 $ev->{dy} = $shift ? 0 : $delta;
123
124 $GRAB->emit (mouse_wheel => $ev);
125 } else {
126 $GRAB->emit (button_down => $ev)
127 }
128 }
129}
130
131sub feed_sdl_button_up_event {
132 my ($ev) = @_;
133
134 my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y});
135
136 $BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
137
138 $GRAB->emit (button_up => $ev)
139 if $GRAB && $ev->{button} != 4 && $ev->{button} != 5;
140
141 unless ($BUTTON_STATE) {
142 my $grab = $GRAB; undef $GRAB;
143 $grab->update if $grab;
144 $GRAB->update if $GRAB;
145
146 check_hover $widget;
147 $TOOLTIP_WATCHER->cb->();
148 }
149}
150
151sub feed_sdl_motion_event {
152 my ($ev) = @_;
153 my ($x, $y) = ($ev->{x}, $ev->{y});
154
155 my $widget = $GRAB || $ROOT->find_widget ($x, $y);
156
157 check_hover $widget;
158
159 $HOVER->emit (mouse_motion => $ev)
160 if $HOVER;
161}
162
163# convert position array to integers
164sub harmonize {
165 my ($vals) = @_;
166
167 my $rem = 0;
168
169 for (@$vals) {
170 my $i = int $_ + $rem;
171 $rem += $_ - $i;
172 $_ = $i;
173 }
174}
175
176sub full_refresh {
177 # make a copy, otherwise for complains about freed values.
178 my @widgets = values %WIDGET;
179
180 $_->update
181 for @widgets;
182}
183
184sub reconfigure_widgets {
185 # make a copy, otherwise C<for> complains about freed values.
186 my @widgets = values %WIDGET;
187
188 $_->reconfigure
189 for @widgets;
190}
191
192# call when resolution changes etc.
193sub rescale_widgets {
194 my ($sx, $sy) = @_;
195
196 for my $widget (values %WIDGET) {
197 if ($widget->{is_toplevel}) {
198 $widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
199 $widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
200
201 $widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/;
202 $widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w};
203 $widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w};
204 $widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/;
205 $widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h};
206 $widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h};
207
208 $widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
209 $widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
210
211 }
212 }
213
214 reconfigure_widgets;
215}
216
217#############################################################################
218
219package CFPlus::UI::Event;
220
221sub xy {
222 $_[1]->coord2local ($_[0]{x}, $_[0]{y})
223}
224
225#############################################################################
226
227package CFPlus::UI::Base;
228
229use strict;
230
231use CFPlus::OpenGL;
15 232
16sub new { 233sub new {
17 my $class = shift; 234 my $class = shift;
18 235
19 bless { @_ }, $class 236 my $self = bless {
20} 237 x => "center",
238 y => "center",
239 z => 0,
240 w => undef,
241 h => undef,
242 can_events => 1,
243 @_
244 }, $class;
21 245
22sub activate { 246 CFPlus::weaken ($CFPlus::UI::WIDGET{$self+0} = $self);
23 push @ACTIVE_WIDGETS, $_[0];
24}
25 247
26sub deactivate { 248 for (keys %$self) {
27 @ACTIVE_WIDGETS = 249 if (/^on_(.*)$/) {
250 $self->connect ($1 => delete $self->{$_});
251 }
252 }
253
254 if (my $layout = $CFPlus::UI::LAYOUT->{$self->{name}}) {
255 $self->{x} = $layout->{x} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{x};
256 $self->{y} = $layout->{y} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{y};
257 $self->{force_w} = $layout->{w} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{w};
258 $self->{force_h} = $layout->{h} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{h};
259
260 $self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x};
261 $self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y};
262
263 $self->show if $layout->{show};
264 }
265
266 $self
267}
268
269sub destroy {
270 my ($self) = @_;
271
272 $self->hide;
273 $self->emit ("destroy");
274 %$self = ();
275}
276
277sub TO_JSON {
278 { __widget_ref__ => $_[0]{s_id} }
279}
280
281sub show {
282 my ($self) = @_;
283
284 return if $self->{parent};
285
286 $CFPlus::UI::ROOT->add ($self);
287}
288
289sub set_visible {
290 my ($self) = @_;
291
292 return if $self->{visible};
293
294 $self->{root} = $self->{parent}{root};
295 $self->{visible} = $self->{parent}{visible} + 1;
296
297 $self->emit (visibility_change => 1);
298
299 $self->realloc if !exists $self->{req_w};
300
301 $_->set_visible for $self->children;
302}
303
304sub set_invisible {
305 my ($self) = @_;
306
307 return unless $self->{visible};
308
309 $_->set_invisible for $self->children;
310
311 delete $self->{visible};
312 delete $self->{root};
313
314 undef $GRAB if $GRAB == $self;
315 undef $HOVER if $HOVER == $self;
316
317 $CFPlus::UI::TOOLTIP_WATCHER->cb->()
318 if $TOOLTIP->{owner} == $self;
319
320 $self->emit ("focus_out");
321 $self->emit (visibility_change => 0);
322}
323
324sub set_visibility {
325 my ($self, $visible) = @_;
326
327 return if $self->{visible} == $visible;
328
329 $visible ? $self->show
330 : $self->hide;
331}
332
333sub toggle_visibility {
334 my ($self) = @_;
335
336 $self->{visible}
337 ? $self->hide
338 : $self->show;
339}
340
341sub hide {
342 my ($self) = @_;
343
344 $self->set_invisible;
345
346 $self->{parent}->remove ($self)
347 if $self->{parent};
348}
349
350sub move_abs {
351 my ($self, $x, $y, $z) = @_;
352
353 $self->{x} = List::Util::max 0, List::Util::min $self->{root}{w} - $self->{w}, int $x;
354 $self->{y} = List::Util::max 0, List::Util::min $self->{root}{h} - $self->{h}, int $y;
355 $self->{z} = $z if defined $z;
356
357 $self->update;
358}
359
360sub set_size {
361 my ($self, $w, $h) = @_;
362
363 $self->{force_w} = $w;
364 $self->{force_h} = $h;
365
366 $self->realloc;
367}
368
369sub size_request {
370 require Carp;
371 Carp::confess "size_request is abstract";
372}
373
374sub baseline_shift {
375 0
376}
377
378sub configure {
379 my ($self, $x, $y, $w, $h) = @_;
380
381 if ($self->{aspect}) {
382 my ($ow, $oh) = ($w, $h);
383
384 $w = List::Util::min $w, CFPlus::ceil $h * $self->{aspect};
385 $h = List::Util::min $h, CFPlus::ceil $w / $self->{aspect};
386
387 # use alignment to adjust x, y
388
389 $x += int 0.5 * ($ow - $w);
390 $y += int 0.5 * ($oh - $h);
391 }
392
393 if ($self->{x} ne $x || $self->{y} ne $y) {
394 $self->{x} = $x;
395 $self->{y} = $y;
396 $self->update;
397 }
398
399 if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) {
400 return unless $self->{visible};
401
402 $self->{alloc_w} = $w;
403 $self->{alloc_h} = $h;
404
405 $self->{root}{size_alloc}{$self+0} = $self;
406 }
407}
408
409sub children {
410 # nop
411}
412
413sub visible_children {
414 $_[0]->children
415}
416
417sub set_max_size {
418 my ($self, $w, $h) = @_;
419
420 $self->{max_w} = int $w if defined $w;
421 $self->{max_h} = int $h if defined $h;
422
423 $self->realloc;
424}
425
426sub set_tooltip {
427 my ($self, $tooltip) = @_;
428
429 $tooltip =~ s/^\s+//;
430 $tooltip =~ s/\s+$//;
431
432 return if $self->{tooltip} eq $tooltip;
433
434 $self->{tooltip} = $tooltip;
435
436 if ($CFPlus::UI::TOOLTIP->{owner} == $self) {
437 delete $CFPlus::UI::TOOLTIP->{owner};
438 $CFPlus::UI::TOOLTIP_WATCHER->cb->();
439 }
440}
441
442# translate global coordinates to local coordinate system
443sub coord2local {
444 my ($self, $x, $y) = @_;
445
446 Carp::confess unless $self->{parent};#d#
447
448 $self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y})
449}
450
451# translate local coordinates to global coordinate system
452sub coord2global {
453 my ($self, $x, $y) = @_;
454
455 Carp::confess unless $self->{parent};#d#
456
457 $self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y})
458}
459
460sub invoke_focus_in {
461 my ($self) = @_;
462
463 return if $FOCUS == $self;
464 return unless $self->{can_focus};
465
466 $FOCUS = $self;
467
468 $self->update;
469
470 0
471}
472
473sub invoke_focus_out {
474 my ($self) = @_;
475
476 return unless $FOCUS == $self;
477
478 undef $FOCUS;
479
480 $self->update;
481
482 $::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus
483 unless $FOCUS;
484
485 0
486}
487
488sub grab_focus {
489 my ($self) = @_;
490
491 $FOCUS->emit ("focus_out") if $FOCUS;
492 $self->emit ("focus_in");
493}
494
495sub invoke_mouse_motion { 0 }
496sub invoke_button_up { 0 }
497sub invoke_key_down { 0 }
498sub invoke_key_up { 0 }
499sub invoke_mouse_wheel { 0 }
500
501sub invoke_button_down {
502 my ($self, $ev, $x, $y) = @_;
503
504 $self->grab_focus;
505
506 0
507}
508
509sub connect {
510 my ($self, $signal, $cb) = @_;
511
512 push @{ $self->{signal_cb}{$signal} }, $cb;
513
514 defined wantarray and CFPlus::guard {
515 @{ $self->{signal_cb}{$signal} } = grep $_ != $cb,
516 @{ $self->{signal_cb}{$signal} };
517 }
518}
519
520sub disconnect_all {
521 my ($self, $signal) = @_;
522
523 delete $self->{signal_cb}{$signal};
524}
525
526my %has_coords = (
527 button_down => 1,
528 button_up => 1,
529 mouse_motion => 1,
530 mouse_wheel => 1,
531);
532
533sub emit {
534 my ($self, $signal, @args) = @_;
535
536 # I do not really like this solution, but I do not like duplication
537 # and needlessly verbose code, either.
538 my @append
539 = $has_coords{$signal}
540 ? $args[0]->xy ($self)
541 : ();
542
543 #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
544
545 for my $cb (
546 @{$self->{signal_cb}{$signal} || []}, # before
547 ($self->can ("invoke_$signal") || sub { 1 }), # closure
548 ) {
549 return $cb->($self, @args, @append) || next;
550 }
551
552 # parent
553 $self->{parent} && $self->{parent}->emit ($signal, @args)
554}
555
556#sub find_widget {
557# in .xs
558
559sub set_parent {
560 my ($self, $parent) = @_;
561
562 CFPlus::weaken ($self->{parent} = $parent);
563 $self->set_visible if $parent->{visible};
564}
565
566sub realloc {
567 my ($self) = @_;
568
569 if ($self->{visible}) {
570 return if $self->{root}{realloc}{$self+0};
571
572 $self->{root}{realloc}{$self+0} = $self;
573 $self->{root}->update;
574 } else {
575 delete $self->{req_w};
576 delete $self->{req_h};
577 }
578}
579
580sub update {
581 my ($self) = @_;
582
583 $self->{parent}->update
584 if $self->{parent};
585}
586
587sub reconfigure {
588 my ($self) = @_;
589
590 $self->realloc;
591 $self->update;
592}
593
594# using global variables seems a bit hacky, but passing through all drawing
595# functions seems pointless.
596our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn
597
598#sub draw {
599#CFPlus.xs
600
601sub _draw {
602 my ($self) = @_;
603
604 warn "no draw defined for $self\n";
605}
606
607sub DESTROY {
608 my ($self) = @_;
609
610 return if CFPlus::in_destruct;
611
612 eval { $self->destroy };
613 warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/;
614
615 delete $WIDGET{$self+0};
616}
617
618#############################################################################
619
620package CFPlus::UI::DrawBG;
621
622our @ISA = CFPlus::UI::Base::;
623
624use strict;
625use CFPlus::OpenGL;
626
627sub new {
628 my $class = shift;
629
630 # range [value, low, high, page]
631
632 $class->SUPER::new (
633 #bg => [0, 0, 0, 0.2],
634 #active_bg => [1, 1, 1, 0.5],
635 @_
636 )
637}
638
639sub _draw {
640 my ($self) = @_;
641
642 my $color = $FOCUS == $self && $self->{active_bg}
643 ? $self->{active_bg}
644 : $self->{bg};
645
646 if ($color && (@$color < 4 || $color->[3])) {
647 my ($w, $h) = @$self{qw(w h)};
648
649 glEnable GL_BLEND;
650 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
651 glColor_premultiply @$color;
652
653 glBegin GL_QUADS;
654 glVertex 0 , 0;
655 glVertex 0 , $h;
656 glVertex $w, $h;
657 glVertex $w, 0;
658 glEnd;
659
660 glDisable GL_BLEND;
661 }
662}
663
664#############################################################################
665
666package CFPlus::UI::Empty;
667
668our @ISA = CFPlus::UI::Base::;
669
670sub new {
671 my ($class, %arg) = @_;
672 $class->SUPER::new (can_events => 0, %arg);
673}
674
675sub size_request {
676 my ($self) = @_;
677
678 ($self->{w} + 0, $self->{h} + 0)
679}
680
681sub draw { }
682
683#############################################################################
684
685package CFPlus::UI::Container;
686
687our @ISA = CFPlus::UI::Base::;
688
689sub new {
690 my ($class, %arg) = @_;
691
692 my $children = delete $arg{children};
693
694 my $self = $class->SUPER::new (
695 children => [],
696 can_events => 0,
697 %arg,
698 );
699
700 $self->add (@$children)
701 if $children && @$children;
702
703 $self
704}
705
706sub realloc {
707 my ($self) = @_;
708
709 $self->{force_realloc} = 1;
710 $self->{force_size_alloc} = 1;
711 $self->SUPER::realloc;
712}
713
714sub add {
715 my ($self, @widgets) = @_;
716
717 $_->set_parent ($self)
718 for @widgets;
719
720 # TODO: only do this in widgets that need it, e.g. root, fixed
721 use sort 'stable';
722
723 $self->{children} = [
28 sort { $a->{z} <=> $b->{z} } 724 sort { $a->{z} <=> $b->{z} }
29 grep { $_ != $_[0] } 725 @{$self->{children}}, @widgets
30 @ACTIVE_WIDGETS; 726 ];
31}
32 727
33sub focus_in { 728 $self->realloc;
34 my ($widget) = @_;
35 $FOCUS = $widget;
36}
37 729
38sub focus_out { 730 map $_+0, @widgets
39 my ($widget) = @_;
40} 731}
41 732
42sub key_down { 733sub children {
43 my ($widget, $sdlev) = @_; 734 @{ $_[0]{children} }
44} 735}
45 736
46sub key_up { 737sub remove {
47 my ($widget, $sdlev) = @_;
48}
49
50sub button_down {
51 my ($widget, $sdlev) = @_;
52}
53
54sub button_up {
55 my ($widget, $sdlev) = @_;
56}
57
58sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }
59sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }
60sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }
61
62sub draw {
63 my ($self) = @_; 738 my ($self, $child) = @_;
64 739
65 glPushMatrix; 740 delete $child->{parent};
66 glTranslate $self->{x}, $self->{y}, 0; 741 $child->hide;
742
743 $self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
744
67 $self->_draw; 745 $self->realloc;
68 glPopMatrix; 746}
747
748sub clear {
749 my ($self) = @_;
750
751 my $children = $self->{children};
752 $self->{children} = [];
753
754 for (@$children) {
755 delete $_->{parent};
756 $_->hide;
757 }
758
759 $self->realloc;
760}
761
762sub find_widget {
763 my ($self, $x, $y) = @_;
764
765 $x -= $self->{x};
766 $y -= $self->{y};
767
768 my $res;
769
770 for (reverse $self->visible_children) {
771 $res = $_->find_widget ($x, $y)
772 and return $res;
773 }
774
775 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
69} 776}
70 777
71sub _draw { 778sub _draw {
72 my ($widget) = @_; 779 my ($self) = @_;
73}
74 780
75sub bbox { 781 $_->draw for @{$self->{children}};
76 my ($widget) = @_;
77} 782}
78 783
79package Crossfire::Client::Widget::Label; 784#############################################################################
80 785
81our @ISA = Crossfire::Client::Widget::; 786package CFPlus::UI::Bin;
82 787
83use SDL::OpenGL; 788our @ISA = CFPlus::UI::Container::;
84 789
85sub new { 790sub new {
86 my ($class, $x, $y, $z, $ttf, $text) = @_; 791 my ($class, %arg) = @_;
87 792
88 my $self = $class->SUPER::new (x => $x, y => $y, z => $z); 793 my $child = (delete $arg{child}) || new CFPlus::UI::Empty::;
89 794
90 $self->{texture} = new_from_ttf Crossfire::Client::Texture $ttf, $text; 795 $class->SUPER::new (children => [$child], %arg)
796}
797
798sub add {
799 my ($self, $child) = @_;
800
801 $self->SUPER::remove ($_) for @{ $self->{children} };
802 $self->SUPER::add ($child);
803}
804
805sub remove {
806 my ($self, $widget) = @_;
807
808 $self->SUPER::remove ($widget);
809
810 $self->{children} = [new CFPlus::UI::Empty]
811 unless @{$self->{children}};
812}
813
814sub child { $_[0]->{children}[0] }
815
816sub size_request {
817 $_[0]{children}[0]->size_request
818}
819
820sub invoke_size_allocate {
821 my ($self, $w, $h) = @_;
822
823 $self->{children}[0]->configure (0, 0, $w, $h);
824
825 1
826}
827
828#############################################################################
829
830# back-buffered drawing area
831
832package CFPlus::UI::Window;
833
834our @ISA = CFPlus::UI::Bin::;
835
836use CFPlus::OpenGL;
837
838sub new {
839 my ($class, %arg) = @_;
840
841 my $self = $class->SUPER::new (%arg);
842}
843
844sub update {
845 my ($self) = @_;
846
847 $ROOT->on_post_alloc ($self => sub { $self->render_child });
848 $self->SUPER::update;
849}
850
851sub invoke_size_allocate {
852 my ($self, $w, $h) = @_;
853
854 $self->update;
855
856 $self->SUPER::invoke_size_allocate ($w, $h)
857}
858
859sub _render {
860 my ($self) = @_;
861
862 $self->{children}[0]->draw;
863}
864
865sub render_child {
866 my ($self) = @_;
867
868 $self->{texture} = new_from_opengl CFPlus::Texture $self->{w}, $self->{h}, sub {
869 glClearColor 0, 0, 0, 0;
870 glClear GL_COLOR_BUFFER_BIT;
871
872 {
873 package CFPlus::UI::Base;
874
875 local ($draw_x, $draw_y, $draw_w, $draw_h) =
876 (0, 0, $self->{w}, $self->{h});
877
878 $self->_render;
879 }
880 };
881}
882
883sub _draw {
884 my ($self) = @_;
885
886 my $tex = $self->{texture}
887 or return;
888
889 glEnable GL_TEXTURE_2D;
890 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
891 glColor 0, 0, 0, 1;
892
893 $tex->draw_quad_alpha_premultiplied (0, 0);
894
895 glDisable GL_TEXTURE_2D;
896}
897
898#############################################################################
899
900package CFPlus::UI::ViewPort;
901
902use List::Util qw(min max);
903
904our @ISA = CFPlus::UI::Window::;
905
906sub new {
907 my $class = shift;
908
909 $class->SUPER::new (
910 scroll_x => 0,
911 scroll_y => 1,
912 @_,
913 )
914}
915
916sub size_request {
917 my ($self) = @_;
918
919 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
920
921 $w = 1 if $self->{scroll_x};
922 $h = 1 if $self->{scroll_y};
923
924 ($w, $h)
925}
926
927sub invoke_size_allocate {
928 my ($self, $w, $h) = @_;
929
930 my $child = $self->child;
931
932 $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
933 $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
934
935 $self->child->configure (0, 0, $w, $h);
936 $self->update;
937
938 1
939}
940
941sub set_offset {
942 my ($self, $x, $y) = @_;
943
944 my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
945 my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
946
947 if ($x != $self->{view_x} or $y != $self->{view_y}) {
948 $self->{view_x} = $x;
949 $self->{view_y} = $y;
950
951 $self->emit (changed => $x, $y);
952 $self->update;
953 }
954}
955
956# hmm, this does not work for topleft of $self... but we should not ask for that
957sub coord2local {
958 my ($self, $x, $y) = @_;
959
960 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
961}
962
963sub coord2global {
964 my ($self, $x, $y) = @_;
965
966 $x = List::Util::min $self->{w}, $x - $self->{view_x};
967 $y = List::Util::min $self->{h}, $y - $self->{view_y};
968
969 $self->SUPER::coord2global ($x, $y)
970}
971
972sub find_widget {
973 my ($self, $x, $y) = @_;
974
975 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
976 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
977 ) {
978 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
979 } else {
980 $self->CFPlus::UI::Base::find_widget ($x, $y)
981 }
982}
983
984sub _render {
985 my ($self) = @_;
986
987 local $CFPlus::UI::Base::draw_x = $CFPlus::UI::Base::draw_x - $self->{view_x};
988 local $CFPlus::UI::Base::draw_y = $CFPlus::UI::Base::draw_y - $self->{view_y};
989
990 CFPlus::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
991
992 $self->SUPER::_render;
993}
994
995#############################################################################
996
997package CFPlus::UI::ScrolledWindow;
998
999our @ISA = CFPlus::UI::Table::;
1000
1001sub new {
1002 my ($class, %arg) = @_;
1003
1004 my $child = delete $arg{child};
1005
1006 my $self;
1007
1008 my $hslider = new CFPlus::UI::Slider
1009 col => 0,
1010 row => 1,
1011 vertical => 0,
1012 range => [0, 0, 1, 0.01], # HACK fix
1013 on_changed => sub {
1014 $self->{hpos} = $_[1];
1015 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1016 },
1017 ;
1018
1019 my $vslider = new CFPlus::UI::Slider
1020 col => 1,
1021 row => 0,
1022 vertical => 1,
1023 range => [0, 0, 1, 0.01], # HACK fix
1024 on_changed => sub {
1025 $self->{vpos} = $_[1];
1026 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1027 },
1028 ;
1029
1030 $self = $class->SUPER::new (
1031 scroll_x => 0,
1032 scroll_y => 1,
1033 can_events => 1,
1034 hslider => $hslider,
1035 vslider => $vslider,
1036 col_expand => [1, 0],
1037 row_expand => [1, 0],
1038 %arg,
1039 );
1040
1041 $self->{vp} = new CFPlus::UI::ViewPort
1042 col => 0,
1043 row => 0,
1044 expand => 1,
1045 scroll_x => $self->{scroll_x},
1046 scroll_y => $self->{scroll_y},
1047 on_changed => sub {
1048 my ($vp, $x, $y) = @_;
1049
1050 $vp->{parent}{hslider}->set_value ($x);
1051 $vp->{parent}{vslider}->set_value ($y);
1052
1053 0
1054 },
1055 on_size_allocate => sub {
1056 my ($vp, $w, $h) = @_;
1057 $vp->{parent}->update_slider;
1058 0
1059 },
1060 ;
1061
1062 $self->SUPER::add ($self->{vp});
1063
1064 $self->add ($child) if $child;
91 1065
92 $self 1066 $self
93} 1067}
94 1068
1069sub add {
1070 my ($self, $widget) = @_;
1071
1072 $self->{vp}->add ($self->{child} = $widget);
1073}
1074
1075sub update_slider {
1076 my ($self) = @_;
1077
1078 my $child = ($self->{vp} or return)->child;
1079
1080 if ($self->{scroll_x}) {
1081 my ($w1, $w2) = ($child->{req_w}, $self->{vp}{w});
1082 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1083
1084 my $visible = $w1 > $w2;
1085 if ($visible != $self->{hslider_visible}) {
1086 $self->{hslider_visible} = $visible;
1087 $visible ? $self->SUPER::add ($self->{hslider})
1088 : $self->SUPER::remove ($self->{hslider});
1089 }
1090 }
1091
1092 if ($self->{scroll_y}) {
1093 my ($h1, $h2) = ($child->{req_h}, $self->{vp}{h});
1094 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1095
1096 my $visible = $h1 > $h2;
1097 if ($visible != $self->{vslider_visible}) {
1098 $self->{vslider_visible} = $visible;
1099 $visible ? $self->SUPER::add ($self->{vslider})
1100 : $self->SUPER::remove ($self->{vslider});
1101 }
1102 }
1103}
1104
1105sub start_dragging {
1106 my ($self, $ev) = @_;
1107
1108 $self->grab_focus;
1109
1110 my $ox = $self->{vp}{view_x};
1111 my $oy = $self->{vp}{view_y};
1112
1113 $self->{motion} = sub {
1114 my ($ev, $x, $y) = @_;
1115
1116 $ox -= $ev->{xrel};
1117 $oy -= $ev->{yrel};
1118
1119 $self->{vp}->set_offset ($ox, $oy);
1120 };
1121}
1122
1123sub invoke_mouse_wheel {
1124 my ($self, $ev) = @_;
1125
1126 $self->{vslider}->emit (mouse_wheel => $ev) if $self->{vslider_visible};
1127 $self->{hslider}->emit (mouse_wheel => $ev) if $self->{hslider_visible};
1128
1129 1
1130}
1131
1132sub invoke_button_down {
1133 my ($self, $ev, $x, $y) = @_;
1134
1135 if ($ev->{button} == 2) {
1136 $self->start_dragging ($ev);
1137 return 1;
1138 }
1139
1140 0
1141}
1142
1143sub invoke_button_up {
1144 my ($self, $ev, $x, $y) = @_;
1145
1146 if (delete $self->{motion}) {
1147 return 1;
1148 }
1149
1150 0
1151}
1152
1153sub invoke_mouse_motion {
1154 my ($self, $ev, $x, $y) = @_;
1155
1156 if ($self->{motion}) {
1157 $self->{motion}->($ev, $x, $y);
1158 return 1;
1159 }
1160
1161 0
1162}
1163
1164sub invoke_size_allocate {
1165 my ($self, $w, $h) = @_;
1166
1167 $self->update_slider;
1168 $self->SUPER::invoke_size_allocate ($w, $h)
1169}
1170
1171#############################################################################
1172
1173package CFPlus::UI::Frame;
1174
1175our @ISA = CFPlus::UI::Bin::;
1176
1177use CFPlus::OpenGL;
1178
1179sub new {
1180 my $class = shift;
1181
1182 $class->SUPER::new (
1183 bg => undef,
1184 @_,
1185 )
1186}
1187
95sub _draw { 1188sub _draw {
96 my ($self) = @_; 1189 my ($self) = @_;
97 1190
98 my $tex = $self->{texture}; 1191 if ($self->{bg}) {
1192 my ($w, $h) = @$self{qw(w h)};
99 1193
100 $self->{x}--;
101
102 glEnable GL_BLEND; 1194 glEnable GL_BLEND;
1195 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
1196 glColor_premultiply @{ $self->{bg} };
1197
1198 glBegin GL_QUADS;
1199 glVertex 0 , 0;
1200 glVertex 0 , $h;
1201 glVertex $w, $h;
1202 glVertex $w, 0;
1203 glEnd;
1204
1205 glDisable GL_BLEND;
1206 }
1207
1208 $self->SUPER::_draw;
1209}
1210
1211#############################################################################
1212
1213package CFPlus::UI::FancyFrame;
1214
1215our @ISA = CFPlus::UI::Bin::;
1216
1217use CFPlus::OpenGL;
1218
1219sub new {
1220 my ($class, %arg) = @_;
1221
1222 if ((exists $arg{label}) && !ref $arg{label}) {
1223 $arg{label} = new CFPlus::UI::Label
1224 align => 1,
1225 valign => 0,
1226 text => $arg{label},
1227 fontsize => ($arg{border} || 0.8) * 0.75;
1228 }
1229
1230 my $self = $class->SUPER::new (
1231 # label => "",
1232 fg => [0.6, 0.3, 0.1],
1233 border => 0.8,
1234 style => 'single',
1235 %arg,
1236 );
1237
1238 $self
1239}
1240
1241sub add {
1242 my ($self, @widgets) = @_;
1243
1244 $self->SUPER::add (@widgets);
1245 $self->CFPlus::UI::Container::add ($self->{label}) if $self->{label};
1246}
1247
1248sub border {
1249 int $_[0]{border} * $::FONTSIZE
1250}
1251
1252sub size_request {
1253 my ($self) = @_;
1254
1255 ($self->{label_w}, undef) = $self->{label}->size_request
1256 if $self->{label};
1257
1258 my ($w, $h) = $self->SUPER::size_request;
1259
1260 (
1261 $w + $self->border * 2,
1262 $h + $self->border * 2,
1263 )
1264}
1265
1266sub invoke_size_allocate {
1267 my ($self, $w, $h) = @_;
1268
1269 my $border = $self->border;
1270
1271 $w -= List::Util::max 0, $border * 2;
1272 $h -= List::Util::max 0, $border * 2;
1273
1274 if (my $label = $self->{label}) {
1275 $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
1276 $label->{h} = List::Util::min $h, $border;
1277 $label->invoke_size_allocate ($label->{w}, $label->{h});
1278 }
1279
1280 $self->child->configure ($border, $border, $w, $h);
1281
1282 1
1283}
1284
1285sub _draw {
1286 my ($self) = @_;
1287
1288 my $child = $self->{children}[0];
1289
1290 my $border = $self->border;
1291 my ($w, $h) = ($self->{w}, $self->{h});
1292
1293 $child->draw;
1294
1295 glColor @{$self->{fg}};
1296 glBegin GL_LINE_STRIP;
1297 glVertex $border * 1.5 , $border * 0.5 + 0.5;
1298 glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1299 glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1300 glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1301 glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1302 glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
1303 glEnd;
1304
1305 if ($self->{label}) {
1306 glTranslate $border * 2, 0;
1307 $self->{label}->_draw;
1308 }
1309}
1310
1311#############################################################################
1312
1313package CFPlus::UI::Toplevel;
1314
1315our @ISA = CFPlus::UI::Bin::;
1316
1317use CFPlus::OpenGL;
1318
1319my $bg =
1320 new_from_file CFPlus::Texture CFPlus::find_rcfile "d1_bg.png",
1321 mipmap => 1, wrap => 1;
1322
1323my @border =
1324 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1325 qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
1326
1327my @icon =
1328 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1329 qw(x1_move.png x1_resize.png);
1330
1331sub new {
1332 my ($class, %arg) = @_;
1333
1334 my $self = $class->SUPER::new (
1335 bg => [1, 1, 1, 1],
1336 border_bg => [1, 1, 1, 1],
1337 border => 0.6,
1338 can_events => 1,
1339 min_w => 64,
1340 min_h => 32,
1341 %arg,
1342 );
1343
1344 $self->{title_widget} = new CFPlus::UI::Label
1345 align => 0,
1346 valign => 1,
1347 text => $self->{title},
1348 fontsize => $self->{border},
1349 if exists $self->{title};
1350
1351 if ($self->{has_close_button}) {
1352 $self->{close_button} =
1353 new CFPlus::UI::ImageButton
1354 path => 'x1_close.png',
1355 on_activate => sub { $self->emit ("delete") };
1356
1357 $self->CFPlus::UI::Container::add ($self->{close_button});
1358 }
1359
1360 $self
1361}
1362
1363sub add {
1364 my ($self, @widgets) = @_;
1365
1366 $self->SUPER::add (@widgets);
1367 $self->CFPlus::UI::Container::add ($self->{close_button}) if $self->{close_button};
1368 $self->CFPlus::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
1369}
1370
1371sub border {
1372 int $_[0]{border} * $::FONTSIZE
1373}
1374
1375sub size_request {
1376 my ($self) = @_;
1377
1378 $self->{title_widget}->size_request
1379 if $self->{title_widget};
1380
1381 $self->{close_button}->size_request
1382 if $self->{close_button};
1383
1384 my ($w, $h) = $self->SUPER::size_request;
1385
1386 (
1387 $w + $self->border * 2,
1388 $h + $self->border * 2,
1389 )
1390}
1391
1392sub invoke_size_allocate {
1393 my ($self, $w, $h) = @_;
1394
1395 if ($self->{title_widget}) {
1396 $self->{title_widget}{w} = $w;
1397 $self->{title_widget}{h} = $h;
1398 $self->{title_widget}->invoke_size_allocate ($w, $h);
1399 }
1400
1401 my $border = $self->border;
1402
1403 $h -= List::Util::max 0, $border * 2;
1404 $w -= List::Util::max 0, $border * 2;
1405
1406 $self->child->configure ($border, $border, $w, $h);
1407
1408 $self->{close_button}->configure ($self->{w} - $border, 0, $border, $border)
1409 if $self->{close_button};
1410
1411 1
1412}
1413
1414sub invoke_delete {
1415 my ($self) = @_;
1416
1417 $self->hide;
1418
1419 1
1420}
1421
1422sub invoke_button_down {
1423 my ($self, $ev, $x, $y) = @_;
1424
1425 my ($w, $h) = @$self{qw(w h)};
1426 my $border = $self->border;
1427
1428 my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w);
1429 my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h);
1430
1431 if ($lr & $td) {
1432 my ($wx, $wy) = ($self->{x}, $self->{y});
1433 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1434 my ($bw, $bh) = ($self->{w}, $self->{h});
1435
1436 my $mx = $x < $border;
1437 my $my = $y < $border;
1438
1439 $self->{motion} = sub {
1440 my ($ev, $x, $y) = @_;
1441
1442 my $dx = $ev->{x} - $ox;
1443 my $dy = $ev->{y} - $oy;
1444
1445 $self->{force_w} = $bw + $dx * ($mx ? -1 : 1);
1446 $self->{force_h} = $bh + $dy * ($my ? -1 : 1);
1447
1448 $self->move_abs ($wx + $dx * $mx, $wy + $dy * $my);
1449 $self->realloc;
1450 };
1451
1452 } elsif ($lr ^ $td) {
1453 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1454 my ($bx, $by) = ($self->{x}, $self->{y});
1455
1456 $self->{motion} = sub {
1457 my ($ev, $x, $y) = @_;
1458
1459 ($x, $y) = ($ev->{x}, $ev->{y});
1460
1461 $self->move_abs ($bx + $x - $ox, $by + $y - $oy);
1462 # HACK: the next line is required to enforce placement
1463 $self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h});
1464 };
1465 } else {
1466 return 0;
1467 }
1468
1469 1
1470}
1471
1472sub invoke_button_up {
1473 my ($self, $ev, $x, $y) = @_;
1474
1475 ! ! delete $self->{motion}
1476}
1477
1478sub invoke_mouse_motion {
1479 my ($self, $ev, $x, $y) = @_;
1480
1481 $self->{motion}->($ev, $x, $y) if $self->{motion};
1482
1483 ! ! $self->{motion}
1484}
1485
1486sub invoke_visibility_change {
1487 my ($self, $visible) = @_;
1488
1489 delete $self->{motion} unless $visible;
1490
1491 0
1492}
1493
1494sub _draw {
1495 my ($self) = @_;
1496
1497 my $child = $self->{children}[0];
1498
1499 my ($w, $h ) = ($self->{w}, $self->{h});
1500 my ($cw, $ch) = ($child->{w}, $child->{h});
1501
103 glEnable GL_TEXTURE_2D; 1502 glEnable GL_TEXTURE_2D;
104 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; 1503 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
105 glBindTexture GL_TEXTURE_2D, $tex->{name};
106 1504
107 glColor 1, 1, 1; 1505 my $border = $self->border;
108 1506
1507 glColor @{ $self->{border_bg} };
1508 $border[0]->draw_quad_alpha ( 0, 0, $w, $border);
1509 $border[1]->draw_quad_alpha ( 0, $border, $border, $ch);
1510 $border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch);
1511 $border[3]->draw_quad_alpha ( 0, $h - $border, $w, $border);
1512
1513 # move
1514 my $w2 = ($w - $border) * .5;
1515 my $h2 = ($h - $border) * .5;
1516 $icon[0]->draw_quad_alpha ( 0, $h2, $border, $border);
1517 $icon[0]->draw_quad_alpha ($w - $border, $h2, $border, $border);
1518 $icon[0]->draw_quad_alpha ($w2 , $h - $border, $border, $border);
1519
1520 # resize
1521 $icon[1]->draw_quad_alpha ( 0, 0, $border, $border);
1522 $icon[1]->draw_quad_alpha ($w - $border, 0, $border, $border)
1523 unless $self->{has_close_button};
1524 $icon[1]->draw_quad_alpha ( 0, $h - $border, $border, $border);
1525 $icon[1]->draw_quad_alpha ($w - $border, $h - $border, $border, $border);
1526
1527 if (@{$self->{bg}} < 4 || $self->{bg}[3]) {
1528 glColor @{ $self->{bg} };
1529
1530 # TODO: repeat texture not scale
1531 # solve this better(?)
1532 $bg->{s} = $cw / $bg->{w};
1533 $bg->{t} = $ch / $bg->{h};
1534 $bg->draw_quad_alpha ($border, $border, $cw, $ch);
1535 }
1536
1537 glDisable GL_TEXTURE_2D;
1538
1539 $child->draw;
1540
1541 if ($self->{title_widget}) {
1542 glTranslate 0, $border - $self->{h};
1543 $self->{title_widget}->_draw;
1544
1545 glTranslate 0, - ($border - $self->{h});
1546 }
1547
1548 $self->{close_button}->draw
1549 if $self->{close_button};
1550}
1551
1552#############################################################################
1553
1554package CFPlus::UI::Table;
1555
1556our @ISA = CFPlus::UI::Container::;
1557
1558use List::Util qw(max sum);
1559
1560use CFPlus::OpenGL;
1561
1562sub new {
1563 my $class = shift;
1564
1565 $class->SUPER::new (
1566 col_expand => [],
1567 row_expand => [],
1568 @_,
1569 )
1570}
1571
1572sub add {
1573 my ($self, @widgets) = @_;
1574
1575 for my $child (@widgets) {
1576 $child->{rowspan} ||= 1;
1577 $child->{colspan} ||= 1;
1578 }
1579
1580 $self->SUPER::add (@widgets);
1581}
1582
1583sub add_at {
1584 my $self = shift;
1585
1586 my @widgets;
1587
1588 while (@_) {
1589 my ($col, $row, $child) = splice @_, 0, 3, ();
1590
1591 $child->{row} = $row;
1592 $child->{col} = $col;
1593
1594 push @widgets, $child;
1595 }
1596
1597 $self->add (@widgets);
1598}
1599
1600sub get_wh {
1601 my ($self) = @_;
1602
1603 my (@w, @h);
1604
1605 my @children = $self->children;
1606
1607 # first pass, columns
1608 for my $widget (sort { $a->{colspan} <=> $b->{colspan} } @children) {
1609 my ($c, $w, $cs) = @$widget{qw(col req_w colspan)};
1610
1611 my $sw = sum @w[$c .. $c + $cs - 1];
1612
1613 if ($w > $sw) {
1614 $_ += ($w - $sw) / ($sw ? $sw / $_ : $cs) for @w[$c .. $c + $cs - 1];
1615 }
1616 }
1617
1618 # second pass, rows
1619 for my $widget (sort { $a->{rowspan} <=> $b->{rowspan} } @children) {
1620 my ($r, $h, $rs) = @$widget{qw(row req_h rowspan)};
1621
1622 my $sh = sum @h[$r .. $r + $rs - 1];
1623
1624 if ($h > $sh) {
1625 $_ += ($h - $sh) / ($sh ? $sh / $_ : $rs) for @h[$r .. $r + $rs - 1];
1626 }
1627 }
1628
1629 (\@w, \@h)
1630}
1631
1632sub size_request {
1633 my ($self) = @_;
1634
1635 my ($ws, $hs) = $self->get_wh;
1636
1637 (
1638 (sum @$ws),
1639 (sum @$hs),
1640 )
1641}
1642
1643sub invoke_size_allocate {
1644 my ($self, $w, $h) = @_;
1645
1646 my ($ws, $hs) = $self->get_wh;
1647
1648 my $req_w = (sum @$ws) || 1;
1649 my $req_h = (sum @$hs) || 1;
1650
1651 # now linearly scale the rows/columns to the allocated size
1652 my @col_expand = @{$self->{col_expand}};
1653 @col_expand = (1) x @$ws unless @col_expand;
1654 my $col_expand = (sum @col_expand) || 1;
1655
1656 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1657
1658 CFPlus::UI::harmonize $ws;
1659
1660 my @row_expand = @{$self->{row_expand}};
1661 @row_expand = (1) x @$ws unless @row_expand;
1662 my $row_expand = (sum @row_expand) || 1;
1663
1664 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1665
1666 CFPlus::UI::harmonize $hs;
1667
1668 my @x; for (0 .. $#$ws) { $x[$_ + 1] = $x[$_] + $ws->[$_] }
1669 my @y; for (0 .. $#$hs) { $y[$_ + 1] = $y[$_] + $hs->[$_] }
1670
1671 for my $widget ($self->children) {
1672 my ($r, $c, $w, $h, $rs, $cs) = @$widget{qw(row col req_w req_h rowspan colspan)};
1673
1674 $widget->configure (
1675 $x[$c], $y[$r],
1676 $x[$c + $cs] - $x[$c], $y[$r + $rs] - $y[$r],
1677 );
1678 }
1679
1680 1
1681}
1682
1683#############################################################################
1684
1685package CFPlus::UI::Fixed;
1686
1687use List::Util qw(min max);
1688
1689our @ISA = CFPlus::UI::Container::;
1690
1691sub _scale($$$) {
1692 my ($rel, $val, $max) = @_;
1693
1694 $rel ? $val * $max : $val
1695}
1696
1697sub size_request {
1698 my ($self) = @_;
1699
1700 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1701
1702 # determine overall size by querying abs widgets
1703 for my $child ($self->visible_children) {
1704 unless ($child->{c_rel}) {
1705 my $x = $child->{c_x};
1706 my $y = $child->{c_y};
1707
1708 $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
1709 $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
1710 }
1711 }
1712
1713 my $W = $x2 - $x1;
1714 my $H = $y2 - $y1;
1715
1716 # now layout remaining widgets
1717 for my $child ($self->visible_children) {
1718 if ($child->{c_rel}) {
1719 my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
1720 my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
1721
1722 $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
1723 $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
1724 }
1725 }
1726
1727 my $W = $x2 - $x1;
1728 my $H = $y2 - $y1;
1729
1730 ($W, $H)
1731}
1732
1733sub invoke_size_allocate {
1734 my ($self, $W, $H) = @_;
1735
1736 for my $child ($self->visible_children) {
1737 my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
1738 my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
1739
1740 $x += $child->{c_halign} * $child->{req_w};
1741 $y += $child->{c_valign} * $child->{req_h};
1742
1743 $child->configure ($x, $y, $child->{req_w}, $child->{req_h});
1744 }
1745
1746 1
1747}
1748
1749#############################################################################
1750
1751package CFPlus::UI::Box;
1752
1753our @ISA = CFPlus::UI::Container::;
1754
1755sub size_request {
1756 my ($self) = @_;
1757
1758 $self->{vertical}
1759 ? (
1760 (List::Util::max map $_->{req_w}, @{$self->{children}}),
1761 (List::Util::sum map $_->{req_h}, @{$self->{children}}),
1762 )
1763 : (
1764 (List::Util::sum map $_->{req_w}, @{$self->{children}}),
1765 (List::Util::max map $_->{req_h}, @{$self->{children}}),
1766 )
1767}
1768
1769sub invoke_size_allocate {
1770 my ($self, $w, $h) = @_;
1771
1772 my $space = $self->{vertical} ? $h : $w;
1773 my @children = $self->visible_children;
1774
1775 my @req;
1776
1777 if ($self->{homogeneous}) {
1778 @req = ($space / (@children || 1)) x @children;
1779 } else {
1780 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1781 my $req = List::Util::sum @req;
1782
1783 if ($req > $space) {
1784 # ah well, not enough space
1785 $_ *= $space / $req for @req;
1786 } else {
1787 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1788
1789 $space = ($space - $req) / $expand; # remaining space to give away
1790
1791 $req[$_] += $space * $children[$_]{expand}
1792 for 0 .. $#children;
1793 }
1794 }
1795
1796 CFPlus::UI::harmonize \@req;
1797
1798 my $pos = 0;
1799 for (0 .. $#children) {
1800 my $alloc = $req[$_];
1801 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1802
1803 $pos += $alloc;
1804 }
1805
1806 1
1807}
1808
1809#############################################################################
1810
1811package CFPlus::UI::HBox;
1812
1813our @ISA = CFPlus::UI::Box::;
1814
1815sub new {
1816 my $class = shift;
1817
1818 $class->SUPER::new (
1819 vertical => 0,
1820 @_,
1821 )
1822}
1823
1824#############################################################################
1825
1826package CFPlus::UI::VBox;
1827
1828our @ISA = CFPlus::UI::Box::;
1829
1830sub new {
1831 my $class = shift;
1832
1833 $class->SUPER::new (
1834 vertical => 1,
1835 @_,
1836 )
1837}
1838
1839#############################################################################
1840
1841package CFPlus::UI::Label;
1842
1843our @ISA = CFPlus::UI::DrawBG::;
1844
1845use CFPlus::OpenGL;
1846
1847sub new {
1848 my ($class, %arg) = @_;
1849
1850 my $self = $class->SUPER::new (
1851 fg => [1, 1, 1],
1852 #bg => none
1853 #active_bg => none
1854 #font => default_font
1855 #text => initial text
1856 #markup => initial narkup
1857 #max_w => maximum pixel width
1858 #style => 0, # render flags
1859 ellipsise => 3, # end
1860 layout => (new CFPlus::Layout),
1861 fontsize => 1,
1862 align => -1,
1863 valign => -1,
1864 padding_x => 2,
1865 padding_y => 2,
1866 can_events => 0,
1867 %arg
1868 );
1869
1870 if (exists $self->{template}) {
1871 my $layout = new CFPlus::Layout;
1872 $layout->set_text (delete $self->{template});
1873 $self->{template} = $layout;
1874 }
1875
1876 if (exists $self->{markup}) {
1877 $self->set_markup (delete $self->{markup});
1878 } else {
1879 $self->set_text (delete $self->{text});
1880 }
1881
1882 $self
1883}
1884
1885sub update {
1886 my ($self) = @_;
1887
1888 delete $self->{texture};
1889 $self->SUPER::update;
1890}
1891
1892sub realloc {
1893 my ($self) = @_;
1894
1895 delete $self->{ox};
1896 $self->SUPER::realloc;
1897}
1898
1899sub set_text {
1900 my ($self, $text) = @_;
1901
1902 return if $self->{text} eq "T$text";
1903 $self->{text} = "T$text";
1904
1905 $self->{layout}->set_text ($text);
1906
1907 delete $self->{size_req};
1908 $self->realloc;
1909 $self->update;
1910}
1911
1912sub set_markup {
1913 my ($self, $markup) = @_;
1914
1915 return if $self->{text} eq "M$markup";
1916 $self->{text} = "M$markup";
1917
1918 my $rgba = $markup =~ /span.*(?:foreground|background)/;
1919
1920 $self->{layout}->set_markup ($markup);
1921
1922 delete $self->{size_req};
1923 $self->realloc;
1924 $self->update;
1925}
1926
1927sub size_request {
1928 my ($self) = @_;
1929
1930 $self->{size_req} ||= do {
1931 $self->{layout}->set_font ($self->{font}) if $self->{font};
1932 $self->{layout}->set_width ($self->{max_w} || -1);
1933 $self->{layout}->set_ellipsise ($self->{ellipsise});
1934 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
1935 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
1936
1937 my ($w, $h) = $self->{layout}->size;
1938
1939 if (exists $self->{template}) {
1940 $self->{template}->set_font ($self->{font}) if $self->{font};
1941 $self->{template}->set_width ($self->{max_w} || -1);
1942 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
1943
1944 my ($w2, $h2) = $self->{template}->size;
1945
1946 $w = List::Util::max $w, $w2;
1947 $h = List::Util::max $h, $h2;
1948 }
1949
1950 [$w, $h]
1951 };
1952
1953 @{ $self->{size_req} }
1954}
1955
1956sub baseline_shift {
1957 $_[0]{layout}->descent
1958}
1959
1960sub invoke_size_allocate {
1961 my ($self, $w, $h) = @_;
1962
1963 delete $self->{ox};
1964
1965 delete $self->{texture}
1966 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
1967
1968 1
1969}
1970
1971sub set_fontsize {
1972 my ($self, $fontsize) = @_;
1973
1974 $self->{fontsize} = $fontsize;
1975 delete $self->{size_req};
1976 delete $self->{texture};
1977
1978 $self->realloc;
1979}
1980
1981sub reconfigure {
1982 my ($self) = @_;
1983
1984 delete $self->{size_req};
1985 delete $self->{texture};
1986
1987 $self->SUPER::reconfigure;
1988}
1989
1990sub _draw {
1991 my ($self) = @_;
1992
1993 $self->SUPER::_draw; # draw background, if applicable
1994
1995 my $size = $self->{texture} ||= do {
1996 $self->{layout}->set_foreground (@{$self->{fg}});
1997 $self->{layout}->set_font ($self->{font}) if $self->{font};
1998 $self->{layout}->set_width ($self->{w});
1999 $self->{layout}->set_ellipsise ($self->{ellipsise});
2000 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2001 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2002
2003 [$self->{layout}->size]
2004 };
2005
2006 unless (exists $self->{ox}) {
2007 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2008 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2009 : ($self->{w} - $size->[0]) * 0.5);
2010
2011 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2012 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2013 : ($self->{h} - $size->[1]) * 0.5);
2014 };
2015
2016# unless ($self->{list}) {
2017# $self->{list} = CFPlus::OpenGL::glGenList;
2018# CFPlus::OpenGL::glNewList $self->{list};
2019# $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2020# CFPlus::OpenGL::glEndList;
2021# }
2022#
2023# CFPlus::OpenGL::glCallList $self->{list};
2024
2025 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2026}
2027
2028#sub destroy {
2029# my ($self) = @_;
2030#
2031# CFPlus::OpenGL::glDeleteList delete $self->{list} if $self->{list};
2032#
2033# $self->SUPER::destroy;
2034#}
2035
2036#############################################################################
2037
2038package CFPlus::UI::EntryBase;
2039
2040our @ISA = CFPlus::UI::Label::;
2041
2042use CFPlus::OpenGL;
2043
2044sub new {
2045 my $class = shift;
2046
2047 $class->SUPER::new (
2048 fg => [1, 1, 1],
2049 bg => [0, 0, 0, 0.2],
2050 active_bg => [1, 1, 1, 0.5],
2051 active_fg => [0, 0, 0],
2052 can_hover => 1,
2053 can_focus => 1,
2054 valign => 0,
2055 can_events => 1,
2056 ellipsise => 0,
2057 #text => ...
2058 #hidden => "*",
2059 @_
2060 )
2061}
2062
2063sub _set_text {
2064 my ($self, $text) = @_;
2065
2066 delete $self->{cur_h};
2067
2068 return if $self->{text} eq $text;
2069
2070 $self->{last_activity} = $::NOW;
2071 $self->{text} = $text;
2072
2073 $text =~ s/./*/g if $self->{hidden};
2074 $self->{layout}->set_text ("$text ");
2075 delete $self->{size_req};
2076
2077 $self->emit (changed => $self->{text});
2078
2079 $self->realloc;
2080 $self->update;
2081}
2082
2083sub set_text {
2084 my ($self, $text) = @_;
2085
2086 $self->{cursor} = length $text;
2087 $self->_set_text ($text);
2088}
2089
2090sub get_text {
2091 $_[0]{text}
2092}
2093
2094sub size_request {
2095 my ($self) = @_;
2096
2097 my ($w, $h) = $self->SUPER::size_request;
2098
2099 ($w + 1, $h) # add 1 for cursor
2100}
2101
2102sub invoke_key_down {
2103 my ($self, $ev) = @_;
2104
2105 my $mod = $ev->{mod};
2106 my $sym = $ev->{sym};
2107 my $uni = $ev->{unicode};
2108
2109 my $text = $self->get_text;
2110
2111 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2112
2113 if ($uni == 8) {
2114 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2115 } elsif ($uni == 127) {
2116 substr $text, $self->{cursor}, 1, "";
2117 } elsif ($sym == CFPlus::SDLK_LEFT) {
2118 --$self->{cursor} if $self->{cursor};
2119 } elsif ($sym == CFPlus::SDLK_RIGHT) {
2120 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2121 } elsif ($sym == CFPlus::SDLK_HOME) {
2122 # what a hack
2123 $self->{cursor} =
2124 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2125 ? length $1
2126 : 0;
2127 } elsif ($sym == CFPlus::SDLK_END) {
2128 # uh, again
2129 $self->{cursor} =
2130 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2131 ? $self->{cursor} + length $1
2132 : length $self->{text};
2133 } elsif ($uni == 21) { # ctrl-u
2134 $text = "";
2135 $self->{cursor} = 0;
2136 } elsif ($uni == 27) {
2137 $self->emit ('escape');
2138 } elsif ($uni == 0x0d) {
2139 substr $text, $self->{cursor}++, 0, "\012";
2140 } elsif ($uni >= 0x20) {
2141 substr $text, $self->{cursor}++, 0, chr $uni;
2142 } else {
2143 return 0;
2144 }
2145
2146 $self->_set_text ($text);
2147
2148 $self->realloc;
2149 $self->update;
2150
2151 1
2152}
2153
2154sub invoke_focus_in {
2155 my ($self) = @_;
2156
2157 $self->{last_activity} = $::NOW;
2158
2159 $self->SUPER::invoke_focus_in
2160}
2161
2162sub invoke_button_down {
2163 my ($self, $ev, $x, $y) = @_;
2164
2165 $self->SUPER::invoke_button_down ($ev, $x, $y);
2166
2167 my $idx = $self->{layout}->xy_to_index ($x, $y);
2168
2169 # byte-index to char-index
2170 my $text = $self->{text};
2171 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2172 $self->{cursor} = length $text;
2173
2174 $self->_set_text ($self->{text});
2175 $self->update;
2176
2177 1
2178}
2179
2180sub invoke_mouse_motion {
2181 my ($self, $ev, $x, $y) = @_;
2182# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2183
2184 1
2185}
2186
2187sub _draw {
2188 my ($self) = @_;
2189
2190 local $self->{fg} = $self->{fg};
2191
2192 if ($FOCUS == $self) {
2193 glColor_premultiply @{$self->{active_bg}};
2194 $self->{fg} = $self->{active_fg};
2195 } else {
2196 glColor_premultiply @{$self->{bg}};
2197 }
2198
2199 glEnable GL_BLEND;
2200 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
109 glBegin GL_QUADS; 2201 glBegin GL_QUADS;
110 glTexCoord 0, 0; glVertex 0 , 0; 2202 glVertex 0 , 0;
111 glTexCoord 0, 1; glVertex 0 , $tex->{height}; 2203 glVertex 0 , $self->{h};
112 glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height}; 2204 glVertex $self->{w}, $self->{h};
113 glTexCoord 1, 0; glVertex $tex->{width}, 0; 2205 glVertex $self->{w}, 0;
114 glEnd; 2206 glEnd;
2207 glDisable GL_BLEND;
2208
2209 $self->SUPER::_draw;
2210
2211 #TODO: force update every cursor change :(
2212 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2213
2214 unless (exists $self->{cur_h}) {
2215 my $text = substr $self->{text}, 0, $self->{cursor};
2216 utf8::encode $text;
2217
2218 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
2219 }
2220
2221 glBegin GL_LINES;
2222 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
2223 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2224 glEnd;
2225 }
2226}
2227
2228#############################################################################
2229
2230package CFPlus::UI::Entry;
2231
2232our @ISA = CFPlus::UI::EntryBase::;
2233
2234use CFPlus::OpenGL;
2235
2236sub invoke_key_down {
2237 my ($self, $ev) = @_;
2238
2239 my $sym = $ev->{sym};
2240
2241 if ($ev->{uni} == 0x0d || $sym == 13) {
2242 unshift @{$self->{history}},
2243 my $txt = $self->get_text;
2244
2245 $self->{history_pointer} = -1;
2246 $self->{history_saveback} = '';
2247 $self->emit (activate => $txt);
2248 $self->update;
2249
2250 } elsif ($sym == CFPlus::SDLK_UP) {
2251 if ($self->{history_pointer} < 0) {
2252 $self->{history_saveback} = $self->get_text;
2253 }
2254 if (@{$self->{history} || []} > 0) {
2255 $self->{history_pointer}++;
2256 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2257 $self->{history_pointer} = @{$self->{history} || []} - 1;
2258 }
2259 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2260 }
2261
2262 } elsif ($sym == CFPlus::SDLK_DOWN) {
2263 $self->{history_pointer}--;
2264 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2265
2266 if ($self->{history_pointer} >= 0) {
2267 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2268 } else {
2269 $self->set_text ($self->{history_saveback});
2270 }
2271
2272 } else {
2273 return $self->SUPER::invoke_key_down ($ev)
2274 }
2275
2276 1
2277}
2278
2279#############################################################################
2280
2281package CFPlus::UI::TextEdit;
2282
2283our @ISA = CFPlus::UI::EntryBase::;
2284
2285use CFPlus::OpenGL;
2286
2287sub move_cursor_ver {
2288 my ($self, $dy) = @_;
2289
2290 my ($y, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2291
2292 $y += $dy;
2293
2294 if (defined (my $index = $self->{layout}->line_x_to_index ($y, $x))) {
2295 $self->{cursor} = $index;
2296 delete $self->{cur_h};
2297 $self->update;
2298 return;
2299 }
2300}
2301
2302sub invoke_key_down {
2303 my ($self, $ev) = @_;
2304
2305 my $sym = $ev->{sym};
2306
2307 if ($sym == CFPlus::SDLK_UP) {
2308 $self->move_cursor_ver (-1);
2309 } elsif ($sym == CFPlus::SDLK_DOWN) {
2310 $self->move_cursor_ver (+1);
2311 } else {
2312 return $self->SUPER::invoke_key_down ($ev)
2313 }
2314
2315 1
2316}
2317
2318#############################################################################
2319
2320package CFPlus::UI::Button;
2321
2322our @ISA = CFPlus::UI::Label::;
2323
2324use CFPlus::OpenGL;
2325
2326my @tex =
2327 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2328 qw(b1_button_inactive.png b1_button_active.png);
2329
2330sub new {
2331 my $class = shift;
2332
2333 $class->SUPER::new (
2334 padding_x => 4,
2335 padding_y => 4,
2336 fg => [1.0, 1.0, 1.0],
2337 active_fg => [0.8, 0.8, 0.8],
2338 can_hover => 1,
2339 align => 0,
2340 valign => 0,
2341 can_events => 1,
2342 @_
2343 )
2344}
2345
2346sub invoke_button_up {
2347 my ($self, $ev, $x, $y) = @_;
2348
2349 $self->emit ("activate")
2350 if $x >= 0 && $x < $self->{w}
2351 && $y >= 0 && $y < $self->{h};
2352
2353 1
2354}
2355
2356sub _draw {
2357 my ($self) = @_;
2358
2359 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2360
2361 glEnable GL_TEXTURE_2D;
2362 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2363 glColor 0, 0, 0, 1;
2364
2365 my $tex = $tex[$GRAB == $self];
2366 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2367
2368 glDisable GL_TEXTURE_2D;
2369
2370 $self->SUPER::_draw;
2371}
2372
2373#############################################################################
2374
2375package CFPlus::UI::CheckBox;
2376
2377our @ISA = CFPlus::UI::DrawBG::;
2378
2379my @tex =
2380 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2381 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2382
2383use CFPlus::OpenGL;
2384
2385sub new {
2386 my $class = shift;
2387
2388 $class->SUPER::new (
2389 padding_x => 2,
2390 padding_y => 2,
2391 fg => [1, 1, 1],
2392 active_fg => [1, 1, 0],
2393 bg => [0, 0, 0, 0.2],
2394 active_bg => [1, 1, 1, 0.5],
2395 state => 0,
2396 can_hover => 1,
2397 @_
2398 )
2399}
2400
2401sub size_request {
2402 my ($self) = @_;
2403
2404 (6) x 2
2405}
2406
2407sub toggle {
2408 my ($self) = @_;
2409
2410 $self->{state} = !$self->{state};
2411 $self->emit (changed => $self->{state});
2412 $self->update;
2413}
2414
2415sub invoke_button_down {
2416 my ($self, $ev, $x, $y) = @_;
2417
2418 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2419 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2420 $self->toggle;
2421 } else {
2422 return 0
2423 }
2424
2425 1
2426}
2427
2428sub _draw {
2429 my ($self) = @_;
2430
2431 $self->SUPER::_draw;
2432
2433 glTranslate $self->{padding_x} + 0.375, $self->{padding_y} + 0.375, 0;
2434
2435 my ($w, $h) = @$self{qw(w h)};
2436
2437 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2438
2439 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2440
2441 my $tex = $self->{state} ? $tex[1] : $tex[0];
2442
2443 glEnable GL_TEXTURE_2D;
2444 $tex->draw_quad_alpha (0, 0, $s, $s);
2445 glDisable GL_TEXTURE_2D;
2446}
2447
2448#############################################################################
2449
2450package CFPlus::UI::Image;
2451
2452our @ISA = CFPlus::UI::Base::;
2453
2454use CFPlus::OpenGL;
2455
2456our %texture_cache;
2457
2458sub new {
2459 my $class = shift;
2460
2461 my $self = $class->SUPER::new (
2462 can_events => 0,
2463 @_,
2464 );
2465
2466 $self->{path} || $self->{tex}
2467 or Carp::croak "'path' or 'tex' attributes required";
2468
2469 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2470 new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
2471
2472 CFPlus::weaken $texture_cache{$self->{path}};
2473
2474 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2475
2476 $self
2477}
2478
2479sub STORABLE_freeze {
2480 my ($self, $cloning) = @_;
2481
2482 $self->{path}
2483 or die "cannot serialise CFPlus::UI::Image on non-loadable images\n";
2484
2485 $self->{path}
2486}
2487
2488sub STORABLE_attach {
2489 my ($self, $cloning, $path) = @_;
2490
2491 $self->new (path => $path)
2492}
2493
2494sub size_request {
2495 my ($self) = @_;
2496
2497 ($self->{tex}{w}, $self->{tex}{h})
2498}
2499
2500sub _draw {
2501 my ($self) = @_;
2502
2503 my $tex = $self->{tex};
2504
2505 my ($w, $h) = ($self->{w}, $self->{h});
2506
2507 if ($self->{rot90}) {
2508 glRotate 90, 0, 0, 1;
2509 glTranslate 0, -$self->{w}, 0;
2510
2511 ($w, $h) = ($h, $w);
2512 }
2513
2514 glEnable GL_TEXTURE_2D;
2515 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2516
2517 $tex->draw_quad (0, 0, $w, $h);
2518
2519 glDisable GL_TEXTURE_2D;
2520}
2521
2522#############################################################################
2523
2524package CFPlus::UI::ImageButton;
2525
2526our @ISA = CFPlus::UI::Image::;
2527
2528use CFPlus::OpenGL;
2529
2530my %textures;
2531
2532sub new {
2533 my $class = shift;
2534
2535 my $self = $class->SUPER::new (
2536 padding_x => 4,
2537 padding_y => 4,
2538 fg => [1, 1, 1],
2539 active_fg => [0, 0, 1],
2540 can_hover => 1,
2541 align => 0,
2542 valign => 0,
2543 can_events => 1,
2544 @_
2545 );
2546}
2547
2548sub invoke_button_up {
2549 my ($self, $ev, $x, $y) = @_;
2550
2551 $self->emit ("activate")
2552 if $x >= 0 && $x < $self->{w}
2553 && $y >= 0 && $y < $self->{h};
2554
2555 1
2556}
2557
2558#############################################################################
2559
2560package CFPlus::UI::VGauge;
2561
2562our @ISA = CFPlus::UI::Base::;
2563
2564use List::Util qw(min max);
2565
2566use CFPlus::OpenGL;
2567
2568my %tex = (
2569 food => [
2570 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2571 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2572 ],
2573 grace => [
2574 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2575 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2576 ],
2577 hp => [
2578 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2579 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2580 ],
2581 mana => [
2582 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2583 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2584 ],
2585);
2586
2587# eg. VGauge->new (gauge => 'food'), default gauge: food
2588sub new {
2589 my $class = shift;
2590
2591 my $self = $class->SUPER::new (
2592 type => 'food',
2593 @_
2594 );
2595
2596 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2597
2598 $self
2599}
2600
2601sub size_request {
2602 my ($self) = @_;
2603
2604 #my $tex = $tex{$self->{type}}[0];
2605 #@$tex{qw(w h)}
2606 (0, 0)
2607}
2608
2609sub set_max {
2610 my ($self, $max) = @_;
2611
2612 return if $self->{max_val} == $max;
2613
2614 $self->{max_val} = $max;
2615 $self->update;
2616}
2617
2618sub set_value {
2619 my ($self, $val, $max) = @_;
2620
2621 $self->set_max ($max)
2622 if defined $max;
2623
2624 return if $self->{val} == $val;
2625
2626 $self->{val} = $val;
2627 $self->update;
2628}
2629
2630sub _draw {
2631 my ($self) = @_;
2632
2633 my $tex = $tex{$self->{type}};
2634 my ($t1, $t2, $t3) = @$tex;
2635
2636 my ($w, $h) = ($self->{w}, $self->{h});
2637
2638 if ($self->{vertical}) {
2639 glRotate 90, 0, 0, 1;
2640 glTranslate 0, -$self->{w}, 0;
2641
2642 ($w, $h) = ($h, $w);
2643 }
2644
2645 my $ycut = $self->{val} / ($self->{max_val} || 1);
2646
2647 my $ycut1 = max 0, min 1, $ycut;
2648 my $ycut2 = max 0, min 1, $ycut - 1;
2649
2650 my $h1 = $self->{h} * (1 - $ycut1);
2651 my $h2 = $self->{h} * (1 - $ycut2);
2652 my $h3 = $self->{h};
2653
2654 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2655
2656 glEnable GL_BLEND;
2657 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2658 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2659 glEnable GL_TEXTURE_2D;
2660 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2661
2662 glBindTexture GL_TEXTURE_2D, $t1->{name};
2663 glBegin GL_QUADS;
2664 glTexCoord 0 , 0; glVertex 0 , 0;
2665 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2666 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2667 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2668 glEnd;
2669
2670 my $ycut1 = List::Util::min 1, $ycut;
2671 glBindTexture GL_TEXTURE_2D, $t2->{name};
2672 glBegin GL_QUADS;
2673 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2674 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2675 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2676 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2677 glEnd;
2678
2679 if ($t3) {
2680 glBindTexture GL_TEXTURE_2D, $t3->{name};
2681 glBegin GL_QUADS;
2682 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2683 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2684 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2685 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2686 glEnd;
2687 }
115 2688
116 glDisable GL_BLEND; 2689 glDisable GL_BLEND;
117 glDisable GL_TEXTURE_2D; 2690 glDisable GL_TEXTURE_2D;
118} 2691}
119 2692
120package Crossfire::Client::Widget::TextView; 2693#############################################################################
2694
2695package CFPlus::UI::Gauge;
2696
2697our @ISA = CFPlus::UI::VBox::;
2698
2699sub new {
2700 my ($class, %arg) = @_;
2701
2702 my $self = $class->SUPER::new (
2703 tooltip => $arg{type},
2704 can_hover => 1,
2705 can_events => 1,
2706 %arg,
2707 );
2708
2709 $self->add ($self->{value} = new CFPlus::UI::Label valign => +1, align => 0, template => "999");
2710 $self->add ($self->{gauge} = new CFPlus::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2711 $self->add ($self->{max} = new CFPlus::UI::Label valign => -1, align => 0, template => "999");
2712
2713 $self
2714}
2715
2716sub set_fontsize {
2717 my ($self, $fsize) = @_;
2718
2719 $self->{value}->set_fontsize ($fsize);
2720 $self->{max} ->set_fontsize ($fsize);
2721}
2722
2723sub set_max {
2724 my ($self, $max) = @_;
2725
2726 $self->{gauge}->set_max ($max);
2727 $self->{max}->set_text ($max);
2728}
2729
2730sub set_value {
2731 my ($self, $val, $max) = @_;
2732
2733 $self->set_max ($max)
2734 if defined $max;
2735
2736 $self->{gauge}->set_value ($val, $max);
2737 $self->{value}->set_text ($val);
2738}
2739
2740#############################################################################
2741
2742package CFPlus::UI::Slider;
121 2743
122use strict; 2744use strict;
123 2745
124our @ISA = qw/Crossfire::Client::Widget/; 2746use CFPlus::OpenGL;
125 2747
126use SDL::OpenGL; 2748our @ISA = CFPlus::UI::DrawBG::;
127use SDL::OpenGL::Constants;
128 2749
129sub add_line { 2750my @tex =
2751 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_ }
2752 qw(s1_slider.png s1_slider_bg.png);
2753
2754sub new {
2755 my $class = shift;
2756
2757 # range [value, low, high, page, unit]
2758
2759 # TODO: 0-width page
2760 # TODO: req_w/h are wrong with vertical
2761 # TODO: calculations are off
2762 my $self = $class->SUPER::new (
2763 fg => [1, 1, 1],
2764 active_fg => [0, 0, 0],
2765 bg => [0, 0, 0, 0.2],
2766 active_bg => [1, 1, 1, 0.5],
2767 range => [0, 0, 100, 10, 0],
2768 min_w => $::WIDTH / 80,
2769 min_h => $::WIDTH / 80,
2770 vertical => 0,
2771 can_hover => 1,
2772 inner_pad => 0.02,
2773 @_
2774 );
2775
2776 $self->set_value ($self->{range}[0]);
2777 $self->update;
2778
2779 $self
2780}
2781
2782sub set_range {
2783 my ($self, $range) = @_;
2784
2785 ($range, $self->{range}) = ($self->{range}, $range);
2786
2787 if ("@$range" ne "@{$self->{range}}") {
2788 $self->update;
2789 $self->set_value ($self->{range}[0]);
2790 }
2791}
2792
2793sub set_value {
2794 my ($self, $value) = @_;
2795
2796 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
2797
2798 $hi = $lo + 1 if $hi <= $lo;
2799
2800 $page = $hi - $lo if $page > $hi - $lo;
2801
2802 $value = $lo if $value < $lo;
2803 $value = $hi - $page if $value > $hi - $page;
2804
2805 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
2806 if $unit;
2807
2808 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
2809
2810 if ($value != $old_value) {
2811 $self->emit (changed => $value);
2812 $self->update;
2813 }
2814}
2815
2816sub size_request {
2817 my ($self) = @_;
2818
2819 ($self->{req_w}, $self->{req_h})
2820}
2821
2822sub invoke_button_down {
2823 my ($self, $ev, $x, $y) = @_;
2824
2825 $self->SUPER::invoke_button_down ($ev, $x, $y);
2826
2827 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
2828
2829 $self->invoke_mouse_motion ($ev, $x, $y);
2830
2831 1
2832}
2833
2834sub invoke_mouse_motion {
2835 my ($self, $ev, $x, $y) = @_;
2836
2837 if ($GRAB == $self) {
2838 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
2839
2840 my (undef, $lo, $hi, $page) = @{$self->{range}};
2841
2842 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
2843
2844 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
2845 } else {
2846 return 0;
2847 }
2848
2849 1
2850}
2851
2852sub invoke_mouse_wheel {
130 my ($self, $line) = @_; 2853 my ($self, $ev) = @_;
131 push @{$self->{lines}}, $line; 2854
2855 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
2856
2857 my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
2858
2859 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
2860
2861 1
2862}
2863
2864sub update {
2865 my ($self) = @_;
2866
2867 delete $self->{knob_w};
2868 $self->SUPER::update;
132} 2869}
133 2870
134sub _draw { 2871sub _draw {
135 my ($self) = @_; 2872 my ($self) = @_;
136 2873
137} 2874 unless ($self->{knob_w}) {
2875 $self->set_value ($self->{range}[0]);
138 2876
139package Crossfire::Client::Widget::MapWidget; 2877 my ($value, $lo, $hi, $page) = @{$self->{range}};
2878 my $range = ($hi - $page - $lo) || 1e-100;
140 2879
141use strict; 2880 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
142 2881
143our @ISA = qw/Crossfire::Client::Widget/; 2882 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
2883 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
144 2884
145use SDL::OpenGL; 2885 $value = ($value - $lo) / $range;
146use SDL::OpenGL::Constants; 2886 $value = $value * $self->{scale} + $self->{offset};
147 2887
148sub key_down { 2888 $self->{knob_x} = $value - $knob_w * 0.5;
149 print "MAPKEYDOWN\n"; 2889 $self->{knob_w} = $knob_w;
150} 2890 }
151 2891
152sub key_up { 2892 $self->SUPER::_draw ();
2893
2894 glScale $self->{w}, $self->{h};
2895
2896 if ($self->{vertical}) {
2897 # draw a vertical slider like a rotated horizontal slider
2898
2899 glTranslate 1, 0, 0;
2900 glRotate 90, 0, 0, 1;
2901 }
2902
2903 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
2904 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
2905
2906 glEnable GL_TEXTURE_2D;
2907 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2908
2909 # draw background
2910 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
2911
2912 # draw handle
2913 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
2914
2915 glDisable GL_TEXTURE_2D;
2916}
2917
2918#############################################################################
2919
2920package CFPlus::UI::ValSlider;
2921
2922our @ISA = CFPlus::UI::HBox::;
2923
2924sub new {
2925 my ($class, %arg) = @_;
2926
2927 my $range = delete $arg{range};
2928
2929 my $self = $class->SUPER::new (
2930 slider => (new CFPlus::UI::Slider expand => 1, range => $range),
2931 entry => (new CFPlus::UI::Label text => "", template => delete $arg{template}),
2932 to_value => sub { shift },
2933 from_value => sub { shift },
2934 %arg,
2935 );
2936
2937 $self->{slider}->connect (changed => sub {
2938 my ($self, $value) = @_;
2939 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
2940 $self->{parent}->emit (changed => $value);
2941 });
2942
2943# $self->{entry}->connect (changed => sub {
2944# my ($self, $value) = @_;
2945# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
2946# $self->{parent}->emit (changed => $value);
2947# });
2948
2949 $self->add ($self->{slider}, $self->{entry});
2950
2951 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
2952
2953 $self
2954}
2955
2956sub set_range { shift->{slider}->set_range (@_) }
2957sub set_value { shift->{slider}->set_value (@_) }
2958
2959#############################################################################
2960
2961package CFPlus::UI::TextScroller;
2962
2963our @ISA = CFPlus::UI::HBox::;
2964
2965use CFPlus::OpenGL;
2966
2967sub new {
2968 my $class = shift;
2969
2970 my $self = $class->SUPER::new (
2971 fontsize => 1,
2972 can_events => 1,
2973 indent => 0,
2974 #font => default_font
2975 @_,
2976
2977 layout => (new CFPlus::Layout),
2978 par => [],
2979 max_par => 0,
2980 height => 0,
2981 children => [
2982 (new CFPlus::UI::Empty expand => 1),
2983 (new CFPlus::UI::Slider vertical => 1),
2984 ],
2985 );
2986
2987 $self->{children}[1]->connect (changed => sub { $self->update });
2988
2989 $self
2990}
2991
2992sub set_fontsize {
2993 my ($self, $fontsize) = @_;
2994
2995 $self->{fontsize} = $fontsize;
2996 $self->reflow;
2997}
2998
2999sub size_request {
3000 my ($self) = @_;
3001
3002 my ($empty, $slider) = @{ $self->{children} };
3003
3004 local $self->{children} = [$empty, $slider];
3005 $self->SUPER::size_request
3006}
3007
3008sub invoke_size_allocate {
3009 my ($self, $w, $h) = @_;
3010
3011 my ($empty, $slider, @other) = @{ $self->{children} };
3012 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3013
3014 $self->{layout}->set_font ($self->{font}) if $self->{font};
3015 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3016 $self->{layout}->set_width ($empty->{w});
3017 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3018
3019 $self->reflow;
3020
3021 local $self->{children} = [$empty, $slider];
3022 $self->SUPER::invoke_size_allocate ($w, $h)
3023}
3024
3025sub invoke_mouse_wheel {
3026 my ($self, $ev) = @_;
3027
3028 return 0 unless $ev->{dy}; # only vertical movements
3029
3030 $self->{children}[1]->emit (mouse_wheel => $ev);
3031
3032 1
3033}
3034
3035sub get_layout {
3036 my ($self, $para) = @_;
3037
3038 my $layout = $self->{layout};
3039
3040 $layout->set_font ($self->{font}) if $self->{font};
3041 $layout->set_foreground (@{$para->{fg}});
3042 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3043 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3044 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3045 $layout->set_markup ($para->{markup});
3046
3047 $layout->set_shapes (
3048 map
3049 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3050 @{$para->{widget}}
3051 );
3052
3053 $layout
3054}
3055
3056sub reflow {
3057 my ($self) = @_;
3058
3059 $self->{need_reflow}++;
3060 $self->update;
3061}
3062
3063sub set_offset {
3064 my ($self, $offset) = @_;
3065
3066 # todo: base offset on lines or so, not on pixels
3067 $self->{children}[1]->set_value ($offset);
3068}
3069
3070sub current_paragraph {
3071 my ($self) = @_;
3072
3073 $self->{top_paragraph} - 1
3074}
3075
3076sub scroll_to {
3077 my ($self, $para) = @_;
3078
3079 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3080
3081 $self->{scroll_to} = $para;
3082 $self->update;
3083}
3084
3085sub clear {
3086 my ($self) = @_;
3087
3088 my (undef, undef, @other) = @{ $self->{children} };
3089 $self->remove ($_) for @other;
3090
3091 $self->{par} = [];
3092 $self->{height} = 0;
3093 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3094}
3095
3096sub add_paragraph {
3097 my $self = shift;
3098
3099 for my $para (@_) {
3100 $para = {
3101 fg => [1, 1, 1, 1],
3102 indent => 0,
3103 markup => "",
3104 widget => [],
3105 ref $para ? %$para : (markup => $para),
3106 w => 1e10,
3107 wrapped => 1,
3108 };
3109
3110 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3111 push @{$self->{par}}, $para;
3112 }
3113
3114 if (my $max = $self->{max_par}) {
3115 shift @{$self->{par}} while @{$self->{par}} > $max;
3116 }
3117
3118 $self->{need_reflow}++;
3119 $self->update;
3120}
3121
3122sub scroll_to_bottom {
3123 my ($self) = @_;
3124
3125 $self->{scroll_to} = $#{$self->{par}};
3126 $self->update;
3127}
3128
3129sub force_uptodate {
3130 my ($self) = @_;
3131
3132 if (delete $self->{need_reflow}) {
3133 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3134
3135 my $height = 0;
3136
3137 for my $para (@{$self->{par}}) {
3138 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3139 my $layout = $self->get_layout ($para);
3140 my ($w, $h) = $layout->size;
3141
3142 $para->{w} = $w + $para->{indent};
3143 $para->{h} = $h;
3144 $para->{wrapped} = $layout->has_wrapped;
3145 }
3146
3147 $para->{y} = $height;
3148 $height += $para->{h};
3149 }
3150
3151 $self->{height} = $height;
3152 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3153
3154 delete $self->{texture};
3155 }
3156
3157 if (my $paridx = delete $self->{scroll_to}) {
3158 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3159 }
3160}
3161
3162sub update {
3163 my ($self) = @_;
3164
3165 $self->SUPER::update;
3166
3167 return unless $self->{h} > 0;
3168
3169 delete $self->{texture};
3170
3171 $ROOT->on_post_alloc ($self => sub {
3172 $self->force_uptodate;
3173
3174 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3175
3176 $self->{texture} ||= new_from_opengl CFPlus::Texture $W, $H, sub {
3177 glClearColor 0, 0, 0, 0;
3178 glClear GL_COLOR_BUFFER_BIT;
3179
3180 package CFPlus::UI::Base;
3181 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3182 (0, 0, $self->{w}, $self->{h});
3183
3184 my $top = int $self->{children}[1]{range}[0];
3185
3186 my $paridx = 0;
3187 my $top_paragraph;
3188 my $top = int $self->{children}[1]{range}[0];
3189
3190 my $y0 = $top;
3191 my $y1 = $top + $H;
3192
3193 for my $para (@{$self->{par}}) {
3194 my $h = $para->{h};
3195 my $y = $para->{y};
3196
3197 if ($y0 < $y + $h && $y < $y1) {
3198 my $layout = $self->get_layout ($para);
3199
3200 $layout->render ($para->{indent}, $y - $y0);
3201
3202 if (my @w = @{ $para->{widget} }) {
3203 my @s = $layout->get_shapes;
3204
3205 for (@w) {
3206 my ($dx, $dy) = splice @s, 0, 2, ();
3207
3208 $_->{x} = $dx + $para->{indent};
3209 $_->{y} = $dy + $y - $y0;
3210
3211 $_->draw;
3212 }
3213 }
3214 }
3215
3216 $paridx++;
3217 $top_paragraph ||= $paridx if $y >= $top;
3218 }
3219
3220 $self->{top_paragraph} = $top_paragraph;
3221 };
3222 });
3223}
3224
3225sub reconfigure {
3226 my ($self) = @_;
3227
3228 $self->SUPER::reconfigure;
3229
3230 $_->{w} = 1e10 for @{ $self->{par} };
3231 $self->reflow;
153} 3232}
154 3233
155sub _draw { 3234sub _draw {
3235 my ($self) = @_;
3236
156 glEnable GL_TEXTURE_2D; 3237 glEnable GL_TEXTURE_2D;
157 glEnable GL_BLEND;
158 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; 3238 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3239 glColor 0, 0, 0, 1;
3240 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3241 glDisable GL_TEXTURE_2D;
159 3242
160 my $map = $::CONN->{map}; 3243 $self->{children}[1]->draw;
3244}
161 3245
162 for my $x (0 .. $::CONN->{mapw} - 1) { 3246#############################################################################
163 for my $y (0 .. $::CONN->{maph} - 1) {
164 3247
165 my $cell = $map->[$x][$y] 3248package CFPlus::UI::Animator;
166 or next;
167 3249
168 my $darkness = $cell->[3] * (1 / 255); 3250use CFPlus::OpenGL;
169 glColor $darkness, $darkness, $darkness;
170 3251
171 for my $num (grep $_, $cell->[0], $cell->[1], $cell->[2]) { 3252our @ISA = CFPlus::UI::Bin::;
172 my $tex = $::CONN->{face}[$num]{texture} || next;
173 3253
174 glBindTexture GL_TEXTURE_2D, $tex->{name}; 3254sub moveto {
3255 my ($self, $x, $y) = @_;
175 3256
3257 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3258 $self->{speed} = 0.001;
3259 $self->{time} = 1;
3260
3261 ::animation_start $self;
3262}
3263
3264sub animate {
3265 my ($self, $interval) = @_;
3266
3267 $self->{time} -= $interval * $self->{speed};
3268 if ($self->{time} <= 0) {
3269 $self->{time} = 0;
3270 ::animation_stop $self;
3271 }
3272
3273 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3274
3275 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3276 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3277}
3278
3279sub _draw {
3280 my ($self) = @_;
3281
3282 glPushMatrix;
3283 glRotate $self->{time} * 1000, 0, 1, 0;
3284 $self->{children}[0]->draw;
3285 glPopMatrix;
3286}
3287
3288#############################################################################
3289
3290package CFPlus::UI::Flopper;
3291
3292our @ISA = CFPlus::UI::Button::;
3293
3294sub new {
3295 my $class = shift;
3296
3297 my $self = $class->SUPER::new (
3298 state => 0,
3299 on_activate => \&toggle_flopper,
3300 @_
3301 );
3302
3303 $self
3304}
3305
3306sub toggle_flopper {
3307 my ($self) = @_;
3308
3309 $self->{other}->toggle_visibility;
3310}
3311
3312#############################################################################
3313
3314package CFPlus::UI::Tooltip;
3315
3316our @ISA = CFPlus::UI::Bin::;
3317
3318use CFPlus::OpenGL;
3319
3320sub new {
3321 my $class = shift;
3322
3323 $class->SUPER::new (
3324 @_,
3325 can_events => 0,
3326 )
3327}
3328
3329sub set_tooltip_from {
3330 my ($self, $widget) = @_;
3331
3332 $widget->{tooltip} = CFPlus::Pod::section_label tooltip => $1
3333 if $widget->{tooltip} =~ /^#(.*)$/;
3334
3335 my $tooltip = $widget->{tooltip};
3336
3337 if ($ENV{CFPLUS_DEBUG} & 2) {
3338 $tooltip .= "\n\n" . (ref $widget) . "\n"
3339 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3340 . "req $widget->{req_w} $widget->{req_h}\n"
3341 . "visible $widget->{visible}";
3342 }
3343
3344 $tooltip =~ s/^\n+//;
3345 $tooltip =~ s/\n+$//;
3346
3347 $self->add (new CFPlus::UI::Label
3348 markup => $tooltip,
3349 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3350 fontsize => 0.8,
3351 style => 1, # FLAG_INVERSE
3352 ellipsise => 0,
3353 font => ($widget->{tooltip_font} || $::FONT_PROP),
3354 );
3355}
3356
3357sub size_request {
3358 my ($self) = @_;
3359
3360 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3361
3362 ($w + 4, $h + 4)
3363}
3364
3365sub invoke_size_allocate {
3366 my ($self, $w, $h) = @_;
3367
3368 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3369}
3370
3371sub invoke_visibility_change {
3372 my ($self, $visible) = @_;
3373
3374 return unless $visible;
3375
3376 $self->{root}->on_post_alloc ("move_$self" => sub {
3377 my $widget = $self->{owner}
3378 or return;
3379
3380 if ($widget->{visible}) {
3381 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3382
3383 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3384 if $x + $self->{w} > $self->{root}{w};
3385
3386 $self->move_abs ($x, $y);
3387 } else {
3388 $self->hide;
3389 }
3390 });
3391}
3392
3393sub _draw {
3394 my ($self) = @_;
3395
3396 glTranslate 0.375, 0.375;
3397
3398 my ($w, $h) = @$self{qw(w h)};
3399
3400 glColor 1, 0.8, 0.4;
176 glBegin GL_QUADS; 3401 glBegin GL_QUADS;
177 glTexCoord 0, 0; glVertex $x * 32 , $y * 32; 3402 glVertex 0 , 0;
178 glTexCoord 0, 1; glVertex $x * 32 , $y * 32 + 32; 3403 glVertex 0 , $h;
179 glTexCoord 1, 1; glVertex $x * 32 + 32, $y * 32 + 32; 3404 glVertex $w, $h;
180 glTexCoord 1, 0; glVertex $x * 32 + 32, $y * 32; 3405 glVertex $w, 0;
3406 glEnd;
3407
3408 glColor 0, 0, 0;
3409 glBegin GL_LINE_LOOP;
3410 glVertex 0 , 0;
3411 glVertex 0 , $h;
3412 glVertex $w, $h;
3413 glVertex $w, 0;
3414 glEnd;
3415
3416 glTranslate 2 - 0.375, 2 - 0.375;
3417
3418 $self->SUPER::_draw;
3419}
3420
3421#############################################################################
3422
3423package CFPlus::UI::Face;
3424
3425our @ISA = CFPlus::UI::DrawBG::;
3426
3427use CFPlus::OpenGL;
3428
3429sub new {
3430 my $class = shift;
3431
3432 my $self = $class->SUPER::new (
3433 size_w => 32,
3434 size_h => 8,
3435 aspect => 1,
3436 can_events => 0,
3437 @_,
3438 );
3439
3440 if ($self->{anim} && $self->{animspeed}) {
3441 CFPlus::weaken (my $widget = $self);
3442
3443 $widget->{animspeed} = List::Util::max 0.05, $widget->{animspeed};
3444 $widget->{anim_start} = $self->{animspeed} * int Event::time / $self->{animspeed};
3445 $self->{timer} = Event->timer (
3446 parked => 1,
3447 cb => sub {
3448 return unless $::CONN && $widget;
3449
3450 ++$widget->{frame};
3451 $widget->update_face;
3452 $widget->update;
3453
3454 $widget->update_timer;
3455 },
3456 );
3457
3458 $self->update_face;
3459 $self->update_timer;
3460 }
3461
3462 $self
3463}
3464
3465sub update_timer {
3466 my ($self) = @_;
3467
3468 return unless $self->{timer};
3469
3470 if ($self->{visible}) {
3471 $self->{timer}->at (
3472 $self->{anim_start}
3473 + $self->{animspeed}
3474 * int 1.5 + (Event::time - $self->{anim_start}) / $self->{animspeed}
3475 );
3476 $self->{timer}->start;
3477 } else {
3478 $self->{timer}->stop;
3479 }
3480}
3481
3482sub update_face {
3483 my ($self) = @_;
3484
3485 return unless $::CONN;
3486
3487 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
3488 if ($anim && @$anim) {
3489 delete $self->{wait_face};
3490 $self->{face} = $anim->[ $self->{frame} % @$anim ];
3491 $self->{tex} = $::CONN->{texture}[ $::CONN->{faceid}[$self->{face}] ];
3492 }
3493 }
3494}
3495
3496sub size_request {
3497 my ($self) = @_;
3498
3499 if ($::CONN) {
3500 if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
3501 if (my $tex = $::CONN->{texture}[$faceid]) {
3502 $self->{tex} = $tex;
3503 return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
3504 } else {
3505 $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
3506 $self->realloc;
181 glEnd; 3507 });
182 } 3508 }
183 } 3509 }
184 } 3510 }
185 3511
3512 ($self->{size_w} || 8, $self->{size_h} || 8)
3513}
3514
3515sub update {
3516 my ($self) = @_;
3517
3518 return unless $self->{visible};
3519
3520 $self->SUPER::update;
3521}
3522
3523sub invoke_visibility_change {
3524 my ($self) = @_;
3525
3526 $self->update_timer;
3527
3528 0
3529}
3530
3531sub _draw {
3532 my ($self) = @_;
3533
3534 $self->SUPER::_draw;
3535
3536 if (my $tex = $self->{tex}) {
3537 glEnable GL_TEXTURE_2D;
3538 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3539 glColor 0, 0, 0, 1;
3540 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
186 glDisable GL_TEXTURE_2D; 3541 glDisable GL_TEXTURE_2D;
187 glDisable GL_BLEND; 3542 }
188} 3543}
189 3544
1901; 3545sub destroy {
3546 my ($self) = @_;
191 3547
3548 (delete $self->{timer})->cancel
3549 if $self->{timer};
3550
3551 $self->SUPER::destroy;
3552}
3553
3554#############################################################################
3555
3556package CFPlus::UI::Buttonbar;
3557
3558our @ISA = CFPlus::UI::HBox::;
3559
3560# TODO: should actually wrap buttons and other goodies.
3561
3562#############################################################################
3563
3564package CFPlus::UI::Menu;
3565
3566our @ISA = CFPlus::UI::Toplevel::;
3567
3568use CFPlus::OpenGL;
3569
3570sub new {
3571 my $class = shift;
3572
3573 my $self = $class->SUPER::new (
3574 items => [],
3575 z => 100,
3576 @_,
3577 );
3578
3579 $self->add ($self->{vbox} = new CFPlus::UI::VBox);
3580
3581 for my $item (@{ $self->{items} }) {
3582 my ($widget, $cb, $tooltip) = @$item;
3583
3584 # handle various types of items, only text for now
3585 if (!ref $widget) {
3586 if ($widget =~ /\t/) {
3587 my ($left, $right) = split /\t/, $widget, 2;
3588
3589 $widget = new CFPlus::UI::HBox
3590 can_hover => 1,
3591 can_events => 1,
3592 tooltip => $tooltip,
3593 children => [
3594 (new CFPlus::UI::Label markup => $left, expand => 1),
3595 (new CFPlus::UI::Label markup => $right, align => +1),
3596 ],
3597 ;
3598
3599 } else {
3600 $widget = new CFPlus::UI::Label
3601 can_hover => 1,
3602 can_events => 1,
3603 markup => $widget,
3604 tooltip => $tooltip;
3605 }
3606 }
3607
3608 $self->{item}{$widget} = $item;
3609
3610 $self->{vbox}->add ($widget);
3611 }
3612
3613 $self
3614}
3615
3616# popup given the event (must be a mouse button down event currently)
3617sub popup {
3618 my ($self, $ev) = @_;
3619
3620 $self->emit ("popdown");
3621
3622 # maybe save $GRAB? must be careful about events...
3623 $GRAB = $self;
3624 $self->{button} = $ev->{button};
3625
3626 $self->show;
3627 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
3628}
3629
3630sub invoke_mouse_motion {
3631 my ($self, $ev, $x, $y) = @_;
3632
3633 # TODO: should use vbox->find_widget or so
3634 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3635 $self->{hover} = $self->{item}{$HOVER};
3636
3637 0
3638}
3639
3640sub invoke_button_up {
3641 my ($self, $ev, $x, $y) = @_;
3642
3643 if ($ev->{button} == $self->{button}) {
3644 undef $GRAB;
3645 $self->hide;
3646
3647 $self->emit ("popdown");
3648 $self->{hover}[1]->() if $self->{hover};
3649 } else {
3650 return 0
3651 }
3652
3653 1
3654}
3655
3656#############################################################################
3657
3658package CFPlus::UI::Multiplexer;
3659
3660our @ISA = CFPlus::UI::Container::;
3661
3662sub new {
3663 my $class = shift;
3664
3665 my $self = $class->SUPER::new (
3666 @_,
3667 );
3668
3669 $self->{current} = $self->{children}[0]
3670 if @{ $self->{children} };
3671
3672 $self
3673}
3674
3675sub add {
3676 my ($self, @widgets) = @_;
3677
3678 $self->SUPER::add (@widgets);
3679
3680 $self->{current} = $self->{children}[0]
3681 if @{ $self->{children} };
3682}
3683
3684sub get_current_page {
3685 my ($self) = @_;
3686
3687 $self->{current}
3688}
3689
3690sub set_current_page {
3691 my ($self, $page_or_widget) = @_;
3692
3693 my $widget = ref $page_or_widget
3694 ? $page_or_widget
3695 : $self->{children}[$page_or_widget];
3696
3697 $self->{current} = $widget;
3698 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3699
3700 $self->emit (page_changed => $self->{current});
3701
3702 $self->realloc;
3703}
3704
3705sub visible_children {
3706 $_[0]{current}
3707}
3708
3709sub size_request {
3710 my ($self) = @_;
3711
3712 $self->{current}->size_request
3713}
3714
3715sub invoke_size_allocate {
3716 my ($self, $w, $h) = @_;
3717
3718 $self->{current}->configure (0, 0, $w, $h);
3719
3720 1
3721}
3722
3723sub _draw {
3724 my ($self) = @_;
3725
3726 $self->{current}->draw;
3727}
3728
3729#############################################################################
3730
3731package CFPlus::UI::Notebook;
3732
3733our @ISA = CFPlus::UI::VBox::;
3734
3735sub new {
3736 my $class = shift;
3737
3738 my $self = $class->SUPER::new (
3739 buttonbar => (new CFPlus::UI::Buttonbar),
3740 multiplexer => (new CFPlus::UI::Multiplexer expand => 1),
3741 # filter => # will be put between multiplexer and $self
3742 @_,
3743 );
3744
3745 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
3746 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
3747
3748 $self
3749}
3750
3751sub add {
3752 my ($self, $title, $widget, $tooltip) = @_;
3753
3754 CFPlus::weaken $self;
3755
3756 unless (ref $title) {
3757 $title = new CFPlus::UI::Button
3758 markup => $title,
3759 tooltip => $tooltip,
3760 ;
3761 }
3762
3763 $title->connect (activate => sub { $self->set_current_page ($widget) });
3764 $self->{buttonbar}->add ($title);
3765
3766 $self->{multiplexer}->add ($widget);
3767}
3768
3769sub get_current_page {
3770 my ($self) = @_;
3771
3772 $self->{multiplexer}->get_current_page
3773}
3774
3775sub set_current_page {
3776 my ($self, $page) = @_;
3777
3778 $self->{multiplexer}->set_current_page ($page);
3779 $self->emit (page_changed => $self->{multiplexer}{current});
3780}
3781
3782#############################################################################
3783
3784package CFPlus::UI::Selector;
3785
3786use utf8;
3787
3788our @ISA = CFPlus::UI::Button::;
3789
3790sub new {
3791 my $class = shift;
3792
3793 my $self = $class->SUPER::new (
3794 options => [], # [value, title, longdesc], ...
3795 value => undef,
3796 @_,
3797 );
3798
3799 $self->_set_value ($self->{value});
3800
3801 $self
3802}
3803
3804sub invoke_button_down {
3805 my ($self, $ev) = @_;
3806
3807 my @menu_items;
3808
3809 for (@{ $self->{options} }) {
3810 my ($value, $title, $tooltip) = @$_;
3811
3812 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
3813 }
3814
3815 CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev);
3816}
3817
3818sub _set_value {
3819 my ($self, $value) = @_;
3820
3821 my ($item) = grep $_->[0] eq $value, @{ $self->{options} }
3822 or return;
3823
3824 $self->{value} = $item->[0];
3825 $self->set_markup ("$item->[1] ⇓");
3826 $self->set_tooltip ($item->[2]);
3827}
3828
3829sub set_value {
3830 my ($self, $value) = @_;
3831
3832 return unless $self->{value} ne $value;
3833
3834 $self->_set_value ($value);
3835 $self->emit (changed => $value);
3836}
3837
3838#############################################################################
3839
3840package CFPlus::UI::Statusbox;
3841
3842our @ISA = CFPlus::UI::VBox::;
3843
3844sub new {
3845 my $class = shift;
3846
3847 my $self = $class->SUPER::new (
3848 fontsize => 0.8,
3849 @_,
3850 );
3851
3852 CFPlus::weaken (my $this = $self);
3853
3854 $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
3855
3856 $self
3857}
3858
3859sub reorder {
3860 my ($self) = @_;
3861 my $NOW = Time::HiRes::time;
3862
3863 # freeze display when hovering over any label
3864 return if $CFPlus::UI::TOOLTIP->{owner}
3865 && grep $CFPlus::UI::TOOLTIP->{owner} == $_->{label},
3866 values %{ $self->{item} };
3867
3868 while (my ($k, $v) = each %{ $self->{item} }) {
3869 delete $self->{item}{$k} if $v->{timeout} < $NOW;
3870 }
3871
3872 my @widgets;
3873
3874 my @items = sort {
3875 $a->{pri} <=> $b->{pri}
3876 or $b->{id} <=> $a->{id}
3877 } values %{ $self->{item} };
3878
3879 $self->{timer}->interval (1);
3880
3881 my $count = 10 + 1;
3882 for my $item (@items) {
3883 last unless --$count;
3884
3885 my $label = $item->{label} ||= do {
3886 # TODO: doesn't handle markup well (read as: at all)
3887 my $short = $item->{count} > 1
3888 ? "<b>$item->{count} ×</b> $item->{text}"
3889 : $item->{text};
3890
3891 for ($short) {
3892 s/^\s+//;
3893 s/\s+/ /g;
3894 }
3895
3896 new CFPlus::UI::Label
3897 markup => $short,
3898 tooltip => $item->{tooltip},
3899 tooltip_font => $::FONT_PROP,
3900 tooltip_width => 0.67,
3901 fontsize => $item->{fontsize} || $self->{fontsize},
3902 max_w => $::WIDTH * 0.44,
3903 fg => [@{ $item->{fg} }],
3904 can_events => 1,
3905 can_hover => 1
3906 };
3907
3908 if ((my $diff = $item->{timeout} - $NOW) < 2) {
3909 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
3910 $label->update;
3911 $label->set_max_size (undef, $label->{req_h} * $diff)
3912 if $diff < 1;
3913 $self->{timer}->interval (1/30);
3914 } else {
3915 $label->{fg}[3] = $item->{fg}[3] || 1;
3916 }
3917
3918 push @widgets, $label;
3919 }
3920
3921 $self->clear;
3922 $self->SUPER::add (reverse @widgets);
3923}
3924
3925sub add {
3926 my ($self, $text, %arg) = @_;
3927
3928 $text =~ s/^\s+//;
3929 $text =~ s/\s+$//;
3930
3931 return unless $text;
3932
3933 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
3934
3935 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
3936
3937 if (my $item = $self->{item}{$group}) {
3938 if ($item->{text} eq $text) {
3939 $item->{count}++;
3940 } else {
3941 $item->{count} = 1;
3942 $item->{text} = $item->{tooltip} = $text;
3943 }
3944 $item->{id} += 0.2;#d#
3945 $item->{timeout} = $timeout;
3946 delete $item->{label};
3947 } else {
3948 $self->{item}{$group} = {
3949 id => ++$self->{id},
3950 text => $text,
3951 timeout => $timeout,
3952 tooltip => $text,
3953 fg => [0.8, 0.8, 0.8, 0.8],
3954 pri => 0,
3955 count => 1,
3956 %arg,
3957 };
3958 }
3959
3960 $ROOT->on_refresh (reorder => sub {
3961 $self->reorder;
3962 });
3963}
3964
3965sub reconfigure {
3966 my ($self) = @_;
3967
3968 delete $_->{label}
3969 for values %{ $self->{item} || {} };
3970
3971 $self->reorder;
3972 $self->SUPER::reconfigure;
3973}
3974
3975sub destroy {
3976 my ($self) = @_;
3977
3978 $self->{timer}->cancel;
3979
3980 $self->SUPER::destroy;
3981}
3982
3983#############################################################################
3984
3985package CFPlus::UI::Root;
3986
3987our @ISA = CFPlus::UI::Container::;
3988
3989use List::Util qw(min max);
3990
3991use CFPlus::OpenGL;
3992
3993sub new {
3994 my $class = shift;
3995
3996 my $self = $class->SUPER::new (
3997 visible => 1,
3998 @_,
3999 );
4000
4001 CFPlus::weaken ($self->{root} = $self);
4002
4003 $self
4004}
4005
4006sub size_request {
4007 my ($self) = @_;
4008
4009 ($self->{w}, $self->{h})
4010}
4011
4012sub _to_pixel {
4013 my ($coord, $size, $max) = @_;
4014
4015 $coord =
4016 $coord eq "center" ? ($max - $size) * 0.5
4017 : $coord eq "max" ? $max
4018 : $coord;
4019
4020 $coord = 0 if $coord < 0;
4021 $coord = $max - $size if $coord > $max - $size;
4022
4023 int $coord + 0.5
4024}
4025
4026sub invoke_size_allocate {
4027 my ($self, $w, $h) = @_;
4028
4029 for my $child ($self->children) {
4030 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4031
4032 $X = $child->{force_x} if exists $child->{force_x};
4033 $Y = $child->{force_y} if exists $child->{force_y};
4034
4035 $X = _to_pixel $X, $W, $self->{w};
4036 $Y = _to_pixel $Y, $H, $self->{h};
4037
4038 $child->configure ($X, $Y, $W, $H);
4039 }
4040
4041 1
4042}
4043
4044sub coord2local {
4045 my ($self, $x, $y) = @_;
4046
4047 ($x, $y)
4048}
4049
4050sub coord2global {
4051 my ($self, $x, $y) = @_;
4052
4053 ($x, $y)
4054}
4055
4056sub update {
4057 my ($self) = @_;
4058
4059 $::WANT_REFRESH++;
4060}
4061
4062sub add {
4063 my ($self, @children) = @_;
4064
4065 $_->{is_toplevel} = 1
4066 for @children;
4067
4068 $self->SUPER::add (@children);
4069}
4070
4071sub remove {
4072 my ($self, @children) = @_;
4073
4074 $self->SUPER::remove (@children);
4075
4076 delete $self->{is_toplevel}
4077 for @children;
4078
4079 while (@children) {
4080 my $w = pop @children;
4081 push @children, $w->children;
4082 $w->set_invisible;
4083 }
4084}
4085
4086sub on_refresh {
4087 my ($self, $id, $cb) = @_;
4088
4089 $self->{refresh_hook}{$id} = $cb;
4090}
4091
4092sub on_post_alloc {
4093 my ($self, $id, $cb) = @_;
4094
4095 $self->{post_alloc_hook}{$id} = $cb;
4096}
4097
4098sub draw {
4099 my ($self) = @_;
4100
4101 while ($self->{refresh_hook}) {
4102 $_->()
4103 for values %{delete $self->{refresh_hook}};
4104 }
4105
4106 while ($self->{realloc}) {
4107 my %queue;
4108 my @queue;
4109 my $widget;
4110
4111 outer:
4112 while () {
4113 if (my $realloc = delete $self->{realloc}) {
4114 for $widget (values %$realloc) {
4115 $widget->{visible} or next; # do not resize invisible widgets
4116
4117 $queue{$widget+0}++ and next; # duplicates are common
4118
4119 push @{ $queue[$widget->{visible}] }, $widget;
4120 }
4121 }
4122
4123 while () {
4124 @queue or last outer;
4125
4126 $widget = pop @{ $queue[-1] || [] }
4127 and last;
4128
4129 pop @queue;
4130 }
4131
4132 delete $queue{$widget+0};
4133
4134 my ($w, $h) = $widget->size_request;
4135
4136 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4137 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4138
4139 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4140 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4141
4142 $w = $widget->{force_w} if exists $widget->{force_w};
4143 $h = $widget->{force_h} if exists $widget->{force_h};
4144
4145 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4146 || delete $widget->{force_realloc}) {
4147 $widget->{req_w} = $w;
4148 $widget->{req_h} = $h;
4149
4150 $self->{size_alloc}{$widget+0} = $widget;
4151
4152 if (my $parent = $widget->{parent}) {
4153 $self->{realloc}{$parent+0} = $parent
4154 unless $queue{$parent+0};
4155
4156 $parent->{force_size_alloc} = 1;
4157 $self->{size_alloc}{$parent+0} = $parent;
4158 }
4159 }
4160
4161 delete $self->{realloc}{$widget+0};
4162 }
4163
4164 while (my $size_alloc = delete $self->{size_alloc}) {
4165 my @queue = sort { $a->{visible} <=> $b->{visible} }
4166 values %$size_alloc;
4167
4168 while () {
4169 my $widget = pop @queue || last;
4170
4171 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4172
4173 $w = max $widget->{min_w}, $w;
4174 $h = max $widget->{min_h}, $h;
4175
4176# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4177# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4178
4179 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4180 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4181
4182 $w = int $w + 0.5;
4183 $h = int $h + 0.5;
4184
4185 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4186 $widget->{old_w} = $widget->{w};
4187 $widget->{old_h} = $widget->{h};
4188
4189 $widget->{w} = $w;
4190 $widget->{h} = $h;
4191
4192 $widget->emit (size_allocate => $w, $h);
4193 }
4194 }
4195 }
4196 }
4197
4198 while ($self->{post_alloc_hook}) {
4199 $_->()
4200 for values %{delete $self->{post_alloc_hook}};
4201 }
4202
4203 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4204 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4205 glClear GL_COLOR_BUFFER_BIT;
4206
4207 glMatrixMode GL_PROJECTION;
4208 glLoadIdentity;
4209 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4210 glMatrixMode GL_MODELVIEW;
4211 glLoadIdentity;
4212
4213 {
4214 package CFPlus::UI::Base;
4215
4216 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4217 (0, 0, $self->{w}, $self->{h});
4218
4219 $self->_draw;
4220 }
4221}
4222
4223#############################################################################
4224
4225package CFPlus::UI;
4226
4227$ROOT = new CFPlus::UI::Root;
4228$TOOLTIP = new CFPlus::UI::Tooltip z => 900;
4229
42301
4231

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